83976667938 has 48 divisors (see below), whose sum is σ = 191212809216. Its totient is φ = 26602279200.

The previous prime is 83976667937. The next prime is 83976667969.

83976667938 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (83976667937) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1437538 + ... + 1494813.

It is an arithmetic number, because the mean of its divisors is an integer number (3983600192).

Almost surely, 2^83976667938 is an apocalyptic number.

83976667938 is an abundant number, since it is smaller than the sum of its proper divisors (107236141278).

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

83976667938 is a wasteful number, since it uses less digits than its factorization.

83976667938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2932439 (or 2932436 counting only the distinct ones).

The product of its digits is 493807104, while the sum is 72.

The spelling of 83976667938 in words is "eighty-three billion, nine hundred seventy-six million, six hundred sixty-seven thousand, nine hundred thirty-eight".