12565700076 has 48 divisors (see below), whose sum is σ = 31055191776. Its totient is φ = 3940844544.

The previous prime is 12565699999. The next prime is 12565700099. The reversal of 12565700076 is 67000756521.

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, 716970 + ... + 734286.

It is an arithmetic number, because the mean of its divisors is an integer number (646983162).

Almost surely, 2^12565700076 is an apocalyptic number.

It is an amenable number.

12565700076 is an abundant number, since it is smaller than the sum of its proper divisors (18489491700).

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

12565700076 is a wasteful number, since it uses less digits than its factorization.

12565700076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20898 (or 20896 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 39.

The spelling of 12565700076 in words is "twelve billion, five hundred sixty-five million, seven hundred thousand, seventy-six".