83077685824 has 63 divisors (see below), whose sum is σ = 191810023923. Its totient is φ = 35597804928.

The previous prime is 83077685807. The next prime is 83077685837. The reversal of 83077685824 is 42858677038.

The square root of 83077685824 is 288232.

It is a perfect power (a square), and thus also a powerful 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, 16138419 + ... + 16143565.

Almost surely, 2^83077685824 is an apocalyptic number.

83077685824 is the 288232-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83077685824

83077685824 is an abundant number, since it is smaller than the sum of its proper divisors (108732338099).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83077685824 is an frugal number, since it uses more digits than its factorization.

83077685824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10320 (or 5156 counting only the distinct ones).

The product of its (nonzero) digits is 18063360, while the sum is 58.

The spelling of 83077685824 in words is "eighty-three billion, seventy-seven million, six hundred eighty-five thousand, eight hundred twenty-four".