52177129384 has 8 divisors (see below), whose sum is σ = 97832117610. Its totient is φ = 26088564688.

The previous prime is 52177129327. The next prime is 52177129421. The reversal of 52177129384 is 48392177125.

It can be written as a sum of positive squares in only one way, i.e., 36778801284 + 15398328100 = 191778^2 + 124090^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3261070579 + ... + 3261070594.

Almost surely, 2^52177129384 is an apocalyptic number.

It is an amenable number.

52177129384 is a deficient number, since it is larger than the sum of its proper divisors (45654988226).

52177129384 is a wasteful number, since it uses less digits than its factorization.

52177129384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6522141179 (or 6522141175 counting only the distinct ones).

The product of its digits is 846720, while the sum is 49.

It can be divided in two parts, 521771 and 29384, that added together give a palindrome (551155).

The spelling of 52177129384 in words is "fifty-two billion, one hundred seventy-seven million, one hundred twenty-nine thousand, three hundred eighty-four".