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52712588407 = 437191704971
BaseRepresentation
bin110001000101111010…
…100100010001110111
312001001122000221101011
4301011322210101313
51330423410312112
640114341413051
73544160415523
oct610572442167
9161048027334
1052712588407
112039a977956
12a27140a187
134c80a4321b
1427a0abcd83
151587ab4aa7
hexc45ea4477

52712588407 has 8 divisors (see below), whose sum is σ = 54013512960. Its totient is φ = 51415075320.

The previous prime is 52712588371. The next prime is 52712588413. The reversal of 52712588407 is 70488521725.

It is a happy number.

52712588407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52712588407 - 211 = 52712586359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52712588707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 821569 + ... + 883402.

It is an arithmetic number, because the mean of its divisors is an integer number (6751689120).

Almost surely, 252712588407 is an apocalyptic number.

52712588407 is a deficient number, since it is larger than the sum of its proper divisors (1300924553).

52712588407 is a wasteful number, since it uses less digits than its factorization.

52712588407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705733.

The product of its (nonzero) digits is 1254400, while the sum is 49.

The spelling of 52712588407 in words is "fifty-two billion, seven hundred twelve million, five hundred eighty-eight thousand, four hundred seven".

Divisors: 1 43 719 30917 1704971 73313753 1225874149 52712588407