83316307705780 has 48 divisors (see below), whose sum is σ = 185302785890880. Its totient is φ = 31378799236608.

The previous prime is 83316307705777. The next prime is 83316307705801. The reversal of 83316307705780 is 8750770361338.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 672494629 + ... + 672618508.

It is an arithmetic number, because the mean of its divisors is an integer number (3860474706060).

Almost surely, 2^{83316307705780} is an apocalyptic number.

It is an amenable number.

83316307705780 is an abundant number, since it is smaller than the sum of its proper divisors (101986478185100).

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

83316307705780 is a wasteful number, since it uses less digits than its factorization.

83316307705780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345113328 (or 1345113326 counting only the distinct ones).

The product of its (nonzero) digits is 17781120, while the sum is 58.

The spelling of 83316307705780 in words is "eighty-three trillion, three hundred sixteen billion, three hundred seven million, seven hundred five thousand, seven hundred eighty".