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25553200453 = 1119173706729
BaseRepresentation
bin10111110011000101…
…101110010101000101
32102221211212002011121
4113303011232111011
5404313104403303
615423341433541
71563142422454
oct276305562505
972854762147
1025553200453
11a92312a790
124b5186b8b1
132543027671
141345a2ab9b
159e85489bd
hex5f316e545

25553200453 has 16 divisors (see below), whose sum is σ = 29513044800. Its totient is φ = 21880298880.

The previous prime is 25553200423. The next prime is 25553200493. The reversal of 25553200453 is 35400235552.

It is not a de Polignac number, because 25553200453 - 29 = 25553199941 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 (25553200423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317208 + ... + 389521.

It is an arithmetic number, because the mean of its divisors is an integer number (1844565300).

Almost surely, 225553200453 is an apocalyptic number.

It is an amenable number.

25553200453 is a deficient number, since it is larger than the sum of its proper divisors (3959844347).

25553200453 is a wasteful number, since it uses less digits than its factorization.

25553200453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706932.

The product of its (nonzero) digits is 90000, while the sum is 34.

The spelling of 25553200453 in words is "twenty-five billion, five hundred fifty-three million, two hundred thousand, four hundred fifty-three".

Divisors: 1 11 19 173 209 1903 3287 36157 706729 7774019 13427851 122264117 147706361 1344905287 2323018223 25553200453