16997349836 has 24 divisors (see below), whose sum is σ = 31617670896. Its totient is φ = 7967621120.

The previous prime is 16997349823. The next prime is 16997349847. The reversal of 16997349836 is 63894379961.

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, 468830 + ... + 503781.

It is an arithmetic number, because the mean of its divisors is an integer number (1317402954).

Almost surely, 2^16997349836 is an apocalyptic number.

It is an amenable number.

16997349836 is a deficient number, since it is larger than the sum of its proper divisors (14620321060).

16997349836 is a wasteful number, since it uses less digits than its factorization.

16997349836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972889 (or 972887 counting only the distinct ones).

The product of its digits is 52907904, while the sum is 65.

The spelling of 16997349836 in words is "sixteen billion, nine hundred ninety-seven million, three hundred forty-nine thousand, eight hundred thirty-six".