82790563750 has 20 divisors (see below), whose sum is σ = 155182635036. Its totient is φ = 33116225000.

The previous prime is 82790563741. The next prime is 82790563753. The reversal of 82790563750 is 5736509728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82790563753) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 33114976 + ... + 33117475.

Almost surely, 2^82790563750 is an apocalyptic number.

82790563750 is a deficient number, since it is larger than the sum of its proper divisors (72392071286).

82790563750 is an equidigital number, since it uses as much as digits as its factorization.

82790563750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66232473 (or 66232458 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 52.

The spelling of 82790563750 in words is "eighty-two billion, seven hundred ninety million, five hundred sixty-three thousand, seven hundred fifty".