83932790858 has 8 divisors (see below), whose sum is σ = 143884784352. Its totient is φ = 35971196076.

The previous prime is 83932790797. The next prime is 83932790869. The reversal of 83932790858 is 85809723938.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 83932790858.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2997599660 + ... + 2997599687.

It is an arithmetic number, because the mean of its divisors is an integer number (17985598044).

Almost surely, 2^83932790858 is an apocalyptic number.

83932790858 is a deficient number, since it is larger than the sum of its proper divisors (59951993494).

83932790858 is a wasteful number, since it uses less digits than its factorization.

83932790858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5995199356.

The product of its (nonzero) digits is 26127360, while the sum is 62.

The spelling of 83932790858 in words is "eighty-three billion, nine hundred thirty-two million, seven hundred ninety thousand, eight hundred fifty-eight".