65276622660 has 48 divisors (see below), whose sum is σ = 183869030016. Its totient is φ = 17302862592.

The previous prime is 65276622643. The next prime is 65276622689. The reversal of 65276622660 is 6622667256.

65276622660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×65276622660² (a number of 22 digits) contains 22 as substring.

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, 3247297 + ... + 3267336.

It is an arithmetic number, because the mean of its divisors is an integer number (3830604792).

Almost surely, 2^65276622660 is an apocalyptic number.

65276622660 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

65276622660 is an abundant number, since it is smaller than the sum of its proper divisors (118592407356).

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

65276622660 is a wasteful number, since it uses less digits than its factorization.

65276622660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6514812 (or 6514810 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 48.

The spelling of 65276622660 in words is "sixty-five billion, two hundred seventy-six million, six hundred twenty-two thousand, six hundred sixty".