16993133468 has 12 divisors (see below), whose sum is σ = 30156828912. Its totient is φ = 8376896640.

The previous prime is 16993133389. The next prime is 16993133491. The reversal of 16993133468 is 86433139961.

It is a super-2 number, since 2×16993133468² (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, 29917205 + ... + 29917772.

It is an arithmetic number, because the mean of its divisors is an integer number (2513069076).

Almost surely, 2^16993133468 is an apocalyptic number.

It is an amenable number.

16993133468 is a deficient number, since it is larger than the sum of its proper divisors (13163695444).

16993133468 is a wasteful number, since it uses less digits than its factorization.

16993133468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59835052 (or 59835050 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 53.

The spelling of 16993133468 in words is "sixteen billion, nine hundred ninety-three million, one hundred thirty-three thousand, four hundred sixty-eight".