82235760772 has 24 divisors (see below), whose sum is σ = 157047089472. Its totient is φ = 37367618400.

The previous prime is 82235760767. The next prime is 82235760791. The reversal of 82235760772 is 27706753228.

It is a happy number.

It is a super-2 number, since 2×82235760772² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170608 + ... + 439975.

It is an arithmetic number, because the mean of its divisors is an integer number (6543628728).

Almost surely, 2^82235760772 is an apocalyptic number.

It is an amenable number.

82235760772 is a deficient number, since it is larger than the sum of its proper divisors (74811328700).

82235760772 is a wasteful number, since it uses less digits than its factorization.

82235760772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613659 (or 613657 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 49.

The spelling of 82235760772 in words is "eighty-two billion, two hundred thirty-five million, seven hundred sixty thousand, seven hundred seventy-two".