52372774136 has 8 divisors (see below), whose sum is σ = 98198951520. Its totient is φ = 26186387064.

The previous prime is 52372774109. The next prime is 52372774147. The reversal of 52372774136 is 63147727325.

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

It is a congruent number.

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 as a sum of consecutive naturals, namely, 3273298376 + ... + 3273298391.

It is an arithmetic number, because the mean of its divisors is an integer number (12274868940).

Almost surely, 2^52372774136 is an apocalyptic number.

It is an amenable number.

52372774136 is a deficient number, since it is larger than the sum of its proper divisors (45826177384).

52372774136 is a wasteful number, since it uses less digits than its factorization.

52372774136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6546596773 (or 6546596769 counting only the distinct ones).

The product of its digits is 1481760, while the sum is 47.

The spelling of 52372774136 in words is "fifty-two billion, three hundred seventy-two million, seven hundred seventy-four thousand, one hundred thirty-six".