83217538832 has 10 divisors (see below), whose sum is σ = 161233981518. Its totient is φ = 41608769408.

The previous prime is 83217538799. The next prime is 83217538837. The reversal of 83217538832 is 23883571238.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 74946727696 + 8270811136 = 273764^2 + 90944^2 .

It is not an unprimeable number, because it can be changed into a prime (83217538837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2600548073 + ... + 2600548104.

Almost surely, 2^83217538832 is an apocalyptic number.

It is an amenable number.

83217538832 is a deficient number, since it is larger than the sum of its proper divisors (78016442686).

83217538832 is a wasteful number, since it uses less digits than its factorization.

83217538832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5201096185 (or 5201096179 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 50.

The spelling of 83217538832 in words is "eighty-three billion, two hundred seventeen million, five hundred thirty-eight thousand, eight hundred thirty-two".