8000050000077 has 64 divisors (see below), whose sum is σ = 12074640625920. Its totient is φ = 5233571481600.

The previous prime is 8000050000067. The next prime is 8000050000081. The reversal of 8000050000077 is 7700000500008.

It is not a de Polignac number, because 8000050000077 - 2²³ = 8000041611469 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 8000050000077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8000050000067) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2196004218 + ... + 2196007860.

It is an arithmetic number, because the mean of its divisors is an integer number (188666259780).

Almost surely, 2^{8000050000077} is an apocalyptic number.

It is an amenable number.

8000050000077 is a deficient number, since it is larger than the sum of its proper divisors (4074590625843).

8000050000077 is a wasteful number, since it uses less digits than its factorization.

8000050000077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6491 (or 6485 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 27.

The spelling of 8000050000077 in words is "eight trillion, fifty million, seventy-seven", and thus it is an aban number and an uban number.