8003815516 has 12 divisors (see below), whose sum is σ = 14203954800. Its totient is φ = 3945542720.

The previous prime is 8003815499. The next prime is 8003815537. The reversal of 8003815516 is 6155183008.

It is a super-2 number, since 2×8003815516² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14090941 + ... + 14091508.

It is an arithmetic number, because the mean of its divisors is an integer number (1183662900).

Almost surely, 2^8003815516 is an apocalyptic number.

It is an amenable number.

8003815516 is a deficient number, since it is larger than the sum of its proper divisors (6200139284).

8003815516 is a wasteful number, since it uses less digits than its factorization.

8003815516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28182524 (or 28182522 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 37.

The square root of 8003815516 is about 89464.0459402547. The cubic root of 8003815516 is about 2000.3179091309.

The spelling of 8003815516 in words is "eight billion, three million, eight hundred fifteen thousand, five hundred sixteen".