8000137508 has 24 divisors (see below), whose sum is σ = 16171402464. Its totient is φ = 3422518400.

The previous prime is 8000137499. The next prime is 8000137547. The reversal of 8000137508 is 8057310008.

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, 5346938 + ... + 5348433.

It is an arithmetic number, because the mean of its divisors is an integer number (673808436).

Almost surely, 2^8000137508 is an apocalyptic number.

It is an amenable number.

8000137508 is an abundant number, since it is smaller than the sum of its proper divisors (8171264956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8000137508 is a wasteful number, since it uses less digits than its factorization.

8000137508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10695403 (or 10695401 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 8000137508 is about 89443.4877897771. The cubic root of 8000137508 is about 2000.0114589343.

The spelling of 8000137508 in words is "eight billion, one hundred thirty-seven thousand, five hundred eight".