83861098680 has 32 divisors (see below), whose sum is σ = 251583296400. Its totient is φ = 22362959616.

The previous prime is 83861098679. The next prime is 83861098709. The reversal of 83861098680 is 8689016838.

It is a self number, because there is not a number n which added to its sum of digits gives 83861098680.

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, 349421125 + ... + 349421364.

Almost surely, 2^83861098680 is an apocalyptic number.

It is an amenable number.

83861098680 is an abundant number, since it is smaller than the sum of its proper divisors (167722197720).

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

83861098680 is a wasteful number, since it uses less digits than its factorization.

83861098680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698842503 (or 698842499 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 57.

The spelling of 83861098680 in words is "eighty-three billion, eight hundred sixty-one million, ninety-eight thousand, six hundred eighty".