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525374414088745 = 51337241906435269
BaseRepresentation
bin111011101110100110100001…
…1010100110110101000101001
32112220012022012020022200112111
41313131031003110312220221
51022330213300001314440
65101213401321442321
7215443022514131344
oct16735150324665051
92486168166280474
10525374414088745
111424450462a7961
124ab110b83403a1
131971c79663b850
1493a438611d45b
1540b12da5434ea
hex1ddd343536a29

525374414088745 has 32 divisors (see below), whose sum is σ = 700188614405280. Its totient is φ = 375916834344960.

The previous prime is 525374414088739. The next prime is 525374414088749. The reversal of 525374414088745 is 547880414473525.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 183710834676009 + 341663579412736 = 13553997^2 + 18484144^2 .

It is not a de Polignac number, because 525374414088745 - 219 = 525374413564457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (525374414088749) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 452638030 + ... + 453797239.

It is an arithmetic number, because the mean of its divisors is an integer number (21880894200165).

Almost surely, 2525374414088745 is an apocalyptic number.

It is an amenable number.

525374414088745 is a deficient number, since it is larger than the sum of its proper divisors (174814200316535).

525374414088745 is a wasteful number, since it uses less digits than its factorization.

525374414088745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906435565.

The product of its (nonzero) digits is 602112000, while the sum is 67.

The spelling of 525374414088745 in words is "five hundred twenty-five trillion, three hundred seventy-four billion, four hundred fourteen million, eighty-eight thousand, seven hundred forty-five".

Divisors: 1 5 13 37 65 185 241 481 1205 2405 3133 8917 15665 44585 115921 579605 906435269 4532176345 11783658497 33538104953 58918292485 167690524765 218450899829 435995364389 1092254499145 2179976821945 2839861697777 8082683293673 14199308488885 40413416468365 105074882817749 525374414088745