25906012761255 has 32 divisors (see below), whose sum is σ = 45562941566208. Its totient is φ = 12464609414400.

The previous prime is 25906012761247. The next prime is 25906012761287. The reversal of 25906012761255 is 55216721060952.

It is a happy number.

It is not a de Polignac number, because 25906012761255 - 2³ = 25906012761247 is a prime.

It is a super-2 number, since 2×25906012761255² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25906012761198 and 25906012761207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 599238454 + ... + 599281683.

It is an arithmetic number, because the mean of its divisors is an integer number (1423841923944).

Almost surely, 2^{25906012761255} is an apocalyptic number.

25906012761255 is a deficient number, since it is larger than the sum of its proper divisors (19656928804953).

25906012761255 is a wasteful number, since it uses less digits than its factorization.

25906012761255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198520287.

The product of its (nonzero) digits is 2268000, while the sum is 51.

The spelling of 25906012761255 in words is "twenty-five trillion, nine hundred six billion, twelve million, seven hundred sixty-one thousand, two hundred fifty-five".