65925969256 has 32 divisors (see below), whose sum is σ = 144153000000. Its totient is φ = 28253985648.

The previous prime is 65925969211. The next prime is 65925969257. The reversal of 65925969256 is 65296952956.

It is not an unprimeable number, because it can be changed into a prime (65925969257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12010006 + ... + 12015493.

It is an arithmetic number, because the mean of its divisors is an integer number (4504781250).

Almost surely, 2^65925969256 is an apocalyptic number.

It is an amenable number.

65925969256 is an abundant number, since it is smaller than the sum of its proper divisors (78227030744).

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

65925969256 is a wasteful number, since it uses less digits than its factorization.

65925969256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24025526 (or 24025508 counting only the distinct ones).

The product of its digits is 78732000, while the sum is 64.

The spelling of 65925969256 in words is "sixty-five billion, nine hundred twenty-five million, nine hundred sixty-nine thousand, two hundred fifty-six".