51023322728366 has 64 divisors (see below), whose sum is σ = 83080244161728. Its totient is φ = 23411672414208.

The previous prime is 51023322728359. The next prime is 51023322728381. The reversal of 51023322728366 is 66382722332015.

It is a congruent number.

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, 190083200 + ... + 190351436.

It is an arithmetic number, because the mean of its divisors is an integer number (1298128815027).

Almost surely, 2^{51023322728366} is an apocalyptic number.

51023322728366 is a deficient number, since it is larger than the sum of its proper divisors (32056921433362).

51023322728366 is a wasteful number, since it uses less digits than its factorization.

51023322728366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268965.

The product of its (nonzero) digits is 4354560, while the sum is 50.

The spelling of 51023322728366 in words is "fifty-one trillion, twenty-three billion, three hundred twenty-two million, seven hundred twenty-eight thousand, three hundred sixty-six".