8642504760538 has 24 divisors (see below), whose sum is σ = 14301999996480. Its totient is φ = 3913915242600.

The previous prime is 8642504760511. The next prime is 8642504760613. The reversal of 8642504760538 is 8350674052468.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65825248 + ... + 65956411.

It is an arithmetic number, because the mean of its divisors is an integer number (595916666520).

Almost surely, 2^{8642504760538} is an apocalyptic number.

8642504760538 is a deficient number, since it is larger than the sum of its proper divisors (5659495235942).

8642504760538 is a wasteful number, since it uses less digits than its factorization.

8642504760538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131781954 (or 131781943 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 58.

The spelling of 8642504760538 in words is "eight trillion, six hundred forty-two billion, five hundred four million, seven hundred sixty thousand, five hundred thirty-eight".