83491956676 has 12 divisors (see below), whose sum is σ = 146117805372. Its totient is φ = 41744012288.

The previous prime is 83491956643. The next prime is 83491956721. The reversal of 83491956676 is 67665919438.

It can be written as a sum of positive squares in 2 ways, for example, as 28537344900 + 54954611776 = 168930^2 + 234424^2 .

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, 393805 + ... + 567508.

It is an arithmetic number, because the mean of its divisors is an integer number (12176483781).

Almost surely, 2^83491956676 is an apocalyptic number.

It is an amenable number.

83491956676 is a deficient number, since it is larger than the sum of its proper divisors (62625848696).

83491956676 is a wasteful number, since it uses less digits than its factorization.

83491956676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983030 (or 983028 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 64.

The spelling of 83491956676 in words is "eighty-three billion, four hundred ninety-one million, nine hundred fifty-six thousand, six hundred seventy-six".