83289964040 has 16 divisors (see below), whose sum is σ = 187402419180. Its totient is φ = 33315985600.

The previous prime is 83289964019. The next prime is 83289964073. The reversal of 83289964040 is 4046998238.

It can be written as a sum of positive squares in 2 ways, for example, as 80543575204 + 2746388836 = 283802^2 + 52406^2 .

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, 1041124511 + ... + 1041124590.

Almost surely, 2^83289964040 is an apocalyptic number.

It is an amenable number.

83289964040 is an abundant number, since it is smaller than the sum of its proper divisors (104112455140).

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

83289964040 is a wasteful number, since it uses less digits than its factorization.

83289964040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2082249112 (or 2082249108 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 53.

The spelling of 83289964040 in words is "eighty-three billion, two hundred eighty-nine million, nine hundred sixty-four thousand, forty".