51066622032 has 20 divisors (see below), whose sum is σ = 131922107040. Its totient is φ = 17022207328.

The previous prime is 51066621967. The next prime is 51066622039. The reversal of 51066622032 is 23022666015.

51066622032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 51066621984 and 51066622002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51066622039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 531943932 + ... + 531944027.

It is an arithmetic number, because the mean of its divisors is an integer number (6596105352).

Almost surely, 2^51066622032 is an apocalyptic number.

It is an amenable number.

51066622032 is an abundant number, since it is smaller than the sum of its proper divisors (80855485008).

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

51066622032 is a wasteful number, since it uses less digits than its factorization.

51066622032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063887970 (or 1063887964 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 51066622032 in words is "fifty-one billion, sixty-six million, six hundred twenty-two thousand, thirty-two".