25318112965950 has 96 divisors (see below), whose sum is σ = 71760803014656. Its totient is φ = 5786832965760.

The previous prime is 25318112965933. The next prime is 25318112965963. The reversal of 25318112965950 is 5956921181352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38792019 + ... + 39439281.

It is an arithmetic number, because the mean of its divisors is an integer number (747508364736).

Almost surely, 2^{25318112965950} is an apocalyptic number.

25318112965950 is an abundant number, since it is smaller than the sum of its proper divisors (46442690048706).

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

25318112965950 is a wasteful number, since it uses less digits than its factorization.

25318112965950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684538 (or 684533 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 57.

The spelling of 25318112965950 in words is "twenty-five trillion, three hundred eighteen billion, one hundred twelve million, nine hundred sixty-five thousand, nine hundred fifty".