82374787772 has 12 divisors (see below), whose sum is σ = 144195173136. Its totient is φ = 41176166880.

The previous prime is 82374787721. The next prime is 82374787783. The reversal of 82374787772 is 27778747328.

It is a congruent number.

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, 2790233 + ... + 2819600.

It is an arithmetic number, because the mean of its divisors is an integer number (12016264428).

Almost surely, 2^82374787772 is an apocalyptic number.

It is an amenable number.

82374787772 is a deficient number, since it is larger than the sum of its proper divisors (61820385364).

82374787772 is a wasteful number, since it uses less digits than its factorization.

82374787772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5613508 (or 5613506 counting only the distinct ones).

The product of its digits is 51631104, while the sum is 62.

The spelling of 82374787772 in words is "eighty-two billion, three hundred seventy-four million, seven hundred eighty-seven thousand, seven hundred seventy-two".