25155078956352 has 112 divisors (see below), whose sum is σ = 74192158976320. Its totient is φ = 8357713353216.

The previous prime is 25155078956327. The next prime is 25155078956383. The reversal of 25155078956352 is 25365987055152.

25155078956352 is a `hidden beast` number, since 2 + 5 + 1 + 5 + 507 + 8 + 95 + 6 + 35 + 2 = 666.

It is a super-2 number, since 2×25155078956352² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25155078956352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23178523 + ... + 24239514.

It is an arithmetic number, because the mean of its divisors is an integer number (662429990860).

Almost surely, 2^{25155078956352} is an apocalyptic number.

It is an amenable number.

25155078956352 is an abundant number, since it is smaller than the sum of its proper divisors (49037080019968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25155078956352 is a wasteful number, since it uses less digits than its factorization.

25155078956352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47418365 (or 47418349 counting only the distinct ones).

The product of its (nonzero) digits is 113400000, while the sum is 63.

The spelling of 25155078956352 in words is "twenty-five trillion, one hundred fifty-five billion, seventy-eight million, nine hundred fifty-six thousand, three hundred fifty-two".