651676832136 has 128 divisors (see below), whose sum is σ = 1987357622400. Its totient is φ = 196219895040.

The previous prime is 651676832113. The next prime is 651676832171. The reversal of 651676832136 is 631238676156.

651676832136 is a `hidden beast` number, since 6 + 516 + 7 + 68 + 32 + 1 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 500455 + ... + 1246518.

It is an arithmetic number, because the mean of its divisors is an integer number (15526231425).

Almost surely, 2^651676832136 is an apocalyptic number.

651676832136 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

651676832136 is an abundant number, since it is smaller than the sum of its proper divisors (1335680790264).

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

651676832136 is a wasteful number, since it uses less digits than its factorization.

651676832136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1747156 (or 1747146 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The spelling of 651676832136 in words is "six hundred fifty-one billion, six hundred seventy-six million, eight hundred thirty-two thousand, one hundred thirty-six".