82153037072 has 10 divisors (see below), whose sum is σ = 159171509358. Its totient is φ = 41076518528.

The previous prime is 82153037027. The next prime is 82153037093. The reversal of 82153037072 is 27073035128.

It can be written as a sum of positive squares in only one way, i.e., 81056367616 + 1096669456 = 284704^2 + 33116^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2567282393 + ... + 2567282424.

Almost surely, 2^82153037072 is an apocalyptic number.

It is an amenable number.

82153037072 is a deficient number, since it is larger than the sum of its proper divisors (77018472286).

82153037072 is a wasteful number, since it uses less digits than its factorization.

82153037072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5134564825 (or 5134564819 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 38.

The spelling of 82153037072 in words is "eighty-two billion, one hundred fifty-three million, thirty-seven thousand, seventy-two".