83843495072 has 24 divisors (see below), whose sum is σ = 165148845876. Its totient is φ = 41900931072.

The previous prime is 83843495069. The next prime is 83843495081. The reversal of 83843495072 is 27059434838.

It can be written as a sum of positive squares in 2 ways, for example, as 62538005776 + 21305489296 = 250076^2 + 145964^2 .

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, 584963 + ... + 714050.

Almost surely, 2^83843495072 is an apocalyptic number.

It is an amenable number.

83843495072 is a deficient number, since it is larger than the sum of its proper divisors (81305350804).

83843495072 is a wasteful number, since it uses less digits than its factorization.

83843495072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301040 (or 1301032 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 83843495072 in words is "eighty-three billion, eight hundred forty-three million, four hundred ninety-five thousand, seventy-two".