83207405764 has 48 divisors (see below), whose sum is σ = 170357963776. Its totient is φ = 34816068000.

The previous prime is 83207405737. The next prime is 83207405789. The reversal of 83207405764 is 46750470238.

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, 3057859 + ... + 3084949.

Almost surely, 2^83207405764 is an apocalyptic number.

It is an amenable number.

83207405764 is an abundant number, since it is smaller than the sum of its proper divisors (87150558012).

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

83207405764 is a wasteful number, since it uses less digits than its factorization.

83207405764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29696 (or 29694 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 46.

The spelling of 83207405764 in words is "eighty-three billion, two hundred seven million, four hundred five thousand, seven hundred sixty-four".