83505449404 has 12 divisors (see below), whose sum is σ = 157375654744. Its totient is φ = 38540976624.

The previous prime is 83505449359. The next prime is 83505449413. The reversal of 83505449404 is 40494450538.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 802936962 + ... + 802937065.

Almost surely, 2^83505449404 is an apocalyptic number.

It is an amenable number.

83505449404 is a deficient number, since it is larger than the sum of its proper divisors (73870205340).

83505449404 is a wasteful number, since it uses less digits than its factorization.

83505449404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605874044 (or 1605874042 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 83505449404 in words is "eighty-three billion, five hundred five million, four hundred forty-nine thousand, four hundred four".