16969970636 has 24 divisors (see below), whose sum is σ = 30098708640. Its totient is φ = 8371009152.

The previous prime is 16969970627. The next prime is 16969970671. The reversal of 16969970636 is 63607996961.

It is a happy number.

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, 18065 + ... + 185111.

It is an arithmetic number, because the mean of its divisors is an integer number (1254112860).

Almost surely, 2^16969970636 is an apocalyptic number.

It is an amenable number.

16969970636 is a deficient number, since it is larger than the sum of its proper divisors (13128738004).

16969970636 is a wasteful number, since it uses less digits than its factorization.

16969970636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167393 (or 167391 counting only the distinct ones).

The product of its (nonzero) digits is 19840464, while the sum is 62.

The spelling of 16969970636 in words is "sixteen billion, nine hundred sixty-nine million, nine hundred seventy thousand, six hundred thirty-six".