82675400664 has 32 divisors (see below), whose sum is σ = 206833835520. Its totient is φ = 27539089056.

The previous prime is 82675400653. The next prime is 82675400677. The reversal of 82675400664 is 46600457628.

It is a congruent number.

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, 1176252 + ... + 1244555.

It is an arithmetic number, because the mean of its divisors is an integer number (6463557360).

Almost surely, 2^82675400664 is an apocalyptic number.

It is an amenable number.

82675400664 is an abundant number, since it is smaller than the sum of its proper divisors (124158434856).

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

82675400664 is a wasteful number, since it uses less digits than its factorization.

82675400664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2422239 (or 2422235 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 82675400664 in words is "eighty-two billion, six hundred seventy-five million, four hundred thousand, six hundred sixty-four".