75979614736 has 45 divisors (see below), whose sum is σ = 148588279021. Its totient is φ = 37637534336.

The previous prime is 75979614731. The next prime is 75979614757. The reversal of 75979614736 is 63741697957.

The square root of 75979614736 is 275644.

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

It can be written as a sum of positive squares in only one way, i.e., 44630787600 + 31348827136 = 211260^2 + 177056^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75979614731) 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, 151052661 + ... + 151053163.

Almost surely, 2^75979614736 is an apocalyptic number.

75979614736 is the 275644-th square number.

It is an amenable number.

75979614736 is a deficient number, since it is larger than the sum of its proper divisors (72608664285).

75979614736 is an frugal number, since it uses more digits than its factorization.

75979614736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288 (or 642 counting only the distinct ones).

The product of its digits is 60011280, while the sum is 64.

Multiplying 75979614736 by its sum of digits (64), we get a square (4862695343104 = 2205152²).

The spelling of 75979614736 in words is "seventy-five billion, nine hundred seventy-nine million, six hundred fourteen thousand, seven hundred thirty-six".