83659315058 has 18 divisors (see below), whose sum is σ = 137941578957. Its totient is φ = 38024916160.

The previous prime is 83659315039. The next prime is 83659315067. The reversal of 83659315058 is 85051395638.

It can be written as a sum of positive squares in 2 ways, for example, as 83103628729 + 555686329 = 288277^2 + 23573^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=204523.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4490210 + ... + 4508802.

Almost surely, 2^83659315058 is an apocalyptic number.

83659315058 is a deficient number, since it is larger than the sum of its proper divisors (54282263899).

83659315058 is an frugal number, since it uses more digits than its factorization.

83659315058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37210 (or 18606 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 53.

The spelling of 83659315058 in words is "eighty-three billion, six hundred fifty-nine million, three hundred fifteen thousand, fifty-eight".