16755977492 has 24 divisors (see below), whose sum is σ = 29740709544. Its totient is φ = 8259305472.

The previous prime is 16755977489. The next prime is 16755977543. The reversal of 16755977492 is 29477955761.

It can be written as a sum of positive squares in 4 ways, for example, as 9603216016 + 7152761476 = 97996^2 + 84574^2 .

It is a super-2 number, since 2×16755977492² (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 7 ways as a sum of consecutive naturals, for example, 15698 + ... + 183734.

It is an arithmetic number, because the mean of its divisors is an integer number (1239196231).

Almost surely, 2^16755977492 is an apocalyptic number.

It is an amenable number.

16755977492 is a deficient number, since it is larger than the sum of its proper divisors (12984732052).

16755977492 is a wasteful number, since it uses less digits than its factorization.

16755977492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168395 (or 168393 counting only the distinct ones).

The product of its digits is 33339600, while the sum is 62.

The spelling of 16755977492 in words is "sixteen billion, seven hundred fifty-five million, nine hundred seventy-seven thousand, four hundred ninety-two".