65877765276 has 48 divisors (see below), whose sum is σ = 164220076160. Its totient is φ = 20493000000.

The previous prime is 65877765229. The next prime is 65877765323. The reversal of 65877765276 is 67256777856.

It is an interprime number because it is at equal distance from previous prime (65877765229) and next prime (65877765323).

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, 2140975 + ... + 2171526.

Almost surely, 2^65877765276 is an apocalyptic number.

It is an amenable number.

65877765276 is an abundant number, since it is smaller than the sum of its proper divisors (98342310884).

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

65877765276 is a wasteful number, since it uses less digits than its factorization.

65877765276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4312594 (or 4312592 counting only the distinct ones).

The product of its digits is 207446400, while the sum is 66.

The spelling of 65877765276 in words is "sixty-five billion, eight hundred seventy-seven million, seven hundred sixty-five thousand, two hundred seventy-six".