80663637375 has 96 divisors (see below), whose sum is σ = 152294006592. Its totient is φ = 42593040000.

The previous prime is 80663637347. The next prime is 80663637391. The reversal of 80663637375 is 57373636608.

It is not a de Polignac number, because 80663637375 - 2⁹ = 80663636863 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3054729 + ... + 3081021.

It is an arithmetic number, because the mean of its divisors is an integer number (1586395902).

Almost surely, 2^80663637375 is an apocalyptic number.

80663637375 is a deficient number, since it is larger than the sum of its proper divisors (71630369217).

80663637375 is a wasteful number, since it uses less digits than its factorization.

80663637375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26424 (or 26402 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 54.

The spelling of 80663637375 in words is "eighty billion, six hundred sixty-three million, six hundred thirty-seven thousand, three hundred seventy-five".