83679447076 has 27 divisors (see below), whose sum is σ = 149308877011. Its totient is φ = 41035252544.

The previous prime is 83679446989. The next prime is 83679447109. The reversal of 83679447076 is 67074497638.

The square root of 83679447076 is 289274.

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 44939760100 + 38739686976 = 211990^2 + 196824^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 30661680 + ... + 30664408.

Almost surely, 2^83679447076 is an apocalyptic number.

83679447076 is the 289274-th square number.

It is an amenable number.

83679447076 is a deficient number, since it is larger than the sum of its proper divisors (65629429935).

83679447076 is an frugal number, since it uses more digits than its factorization.

83679447076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5568 (or 2784 counting only the distinct ones).

The product of its (nonzero) digits is 42674688, while the sum is 61.

The spelling of 83679447076 in words is "eighty-three billion, six hundred seventy-nine million, four hundred forty-seven thousand, seventy-six".