16691760836 has 24 divisors (see below), whose sum is σ = 30674777280. Its totient is φ = 7932161952.

The previous prime is 16691760823. The next prime is 16691760847. The reversal of 16691760836 is 63806719661.

It is a super-2 number, since 2×16691760836² (a number of 21 digits) contains 22 as substring.

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, 563366 + ... + 592253.

It is an arithmetic number, because the mean of its divisors is an integer number (1278115720).

Almost surely, 2^16691760836 is an apocalyptic number.

It is an amenable number.

16691760836 is a deficient number, since it is larger than the sum of its proper divisors (13983016444).

16691760836 is a wasteful number, since it uses less digits than its factorization.

16691760836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155803 (or 1155801 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 53.

The spelling of 16691760836 in words is "sixteen billion, six hundred ninety-one million, seven hundred sixty thousand, eight hundred thirty-six".