62686138384 has 45 divisors (see below), whose sum is σ = 123894129079. Its totient is φ = 30725651840.

The previous prime is 62686138381. The next prime is 62686138397. The reversal of 62686138384 is 48383168626.

The square root of 62686138384 is 250372.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 27390250000 + 35295888384 = 165500^2 + 187872^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (62686138381) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 53078274 + ... + 53079454.

Almost surely, 2^62686138384 is an apocalyptic number.

62686138384 is the 250372-nd square number.

It is an amenable number.

62686138384 is a deficient number, since it is larger than the sum of its proper divisors (61207990695).

62686138384 is an frugal number, since it uses more digits than its factorization.

62686138384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2476 (or 1236 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 55.

The spelling of 62686138384 in words is "sixty-two billion, six hundred eighty-six million, one hundred thirty-eight thousand, three hundred eighty-four".