51050060556 has 24 divisors (see below), whose sum is σ = 129945609024. Its totient is φ = 15469715280.

The previous prime is 51050060549. The next prime is 51050060599. The reversal of 51050060556 is 65506005015.

It is a super-2 number, since 2×51050060556² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193371310 + ... + 193371573.

It is an arithmetic number, because the mean of its divisors is an integer number (5414400376).

Almost surely, 2^51050060556 is an apocalyptic number.

It is an amenable number.

51050060556 is an abundant number, since it is smaller than the sum of its proper divisors (78895548468).

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

51050060556 is a wasteful number, since it uses less digits than its factorization.

51050060556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386742901 (or 386742899 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 51050060556 in words is "fifty-one billion, fifty million, sixty thousand, five hundred fifty-six".