83605772265320 has 32 divisors (see below), whose sum is σ = 192487708242720. Its totient is φ = 32664580791360.

The previous prime is 83605772265299. The next prime is 83605772265361. The reversal of 83605772265320 is 2356227750638.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24304001846 + ... + 24304005285.

It is an arithmetic number, because the mean of its divisors is an integer number (6015240882585).

Almost surely, 2^{83605772265320} is an apocalyptic number.

It is an amenable number.

83605772265320 is an abundant number, since it is smaller than the sum of its proper divisors (108881935977400).

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

83605772265320 is a wasteful number, since it uses less digits than its factorization.

83605772265320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48608007185 (or 48608007181 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 56.

The spelling of 83605772265320 in words is "eighty-three trillion, six hundred five billion, seven hundred seventy-two million, two hundred sixty-five thousand, three hundred twenty".