51955832586 has 48 divisors (see below), whose sum is σ = 125045022240. Its totient is φ = 14332641120.

The previous prime is 51955832561. The next prime is 51955832597. The reversal of 51955832586 is 68523855915.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3038380 + ... + 3055431.

It is an arithmetic number, because the mean of its divisors is an integer number (2605104630).

Almost surely, 2^51955832586 is an apocalyptic number.

51955832586 is an abundant number, since it is smaller than the sum of its proper divisors (73089189654).

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

51955832586 is a wasteful number, since it uses less digits than its factorization.

51955832586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6093859 (or 6093852 counting only the distinct ones).

The product of its digits is 12960000, while the sum is 57.

The spelling of 51955832586 in words is "fifty-one billion, nine hundred fifty-five million, eight hundred thirty-two thousand, five hundred eighty-six".