166792738776 has 16 divisors (see below), whose sum is σ = 416981847000. Its totient is φ = 55597579584.

The previous prime is 166792738753. The next prime is 166792738841. The reversal of 166792738776 is 677837297661.

It is a self number, because there is not a number n which added to its sum of digits gives 166792738776.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3474848701 + ... + 3474848748.

Almost surely, 2^166792738776 is an apocalyptic number.

It is an amenable number.

166792738776 is an abundant number, since it is smaller than the sum of its proper divisors (250189108224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166792738776 is a wasteful number, since it uses less digits than its factorization.

166792738776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6949697458 (or 6949697454 counting only the distinct ones).

The product of its digits is 224042112, while the sum is 69.

The spelling of 166792738776 in words is "one hundred sixty-six billion, seven hundred ninety-two million, seven hundred thirty-eight thousand, seven hundred seventy-six".