25355535108256 has 96 divisors (see below), whose sum is σ = 50439400498368. Its totient is φ = 12546282792960.

The previous prime is 25355535108227. The next prime is 25355535108259. The reversal of 25355535108256 is 65280153555352.

It is a junction number, because it is equal to n+sod(n) for n = 25355535108197 and 25355535108206.

It is not an unprimeable number, because it can be changed into a prime (25355535108259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1575750771 + ... + 1575766861.

It is an arithmetic number, because the mean of its divisors is an integer number (525410421858).

Almost surely, 2^{25355535108256} is an apocalyptic number.

It is an amenable number.

25355535108256 is a deficient number, since it is larger than the sum of its proper divisors (25083865390112).

25355535108256 is a wasteful number, since it uses less digits than its factorization.

25355535108256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17534 (or 17526 counting only the distinct ones).

The product of its (nonzero) digits is 27000000, while the sum is 55.

The spelling of 25355535108256 in words is "twenty-five trillion, three hundred fifty-five billion, five hundred thirty-five million, one hundred eight thousand, two hundred fifty-six".