16757780992 has 20 divisors (see below), whose sum is σ = 33482832966. Its totient is φ = 8378890240.

The previous prime is 16757780989. The next prime is 16757781017. The reversal of 16757780992 is 29908775761.

16757780992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 13311621376 + 3446159616 = 115376^2 + 58704^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16757780992.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16364509 + ... + 16365532.

Almost surely, 2^16757780992 is an apocalyptic number.

It is an amenable number.

16757780992 is a deficient number, since it is larger than the sum of its proper divisors (16725051974).

16757780992 is an frugal number, since it uses more digits than its factorization.

16757780992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32730059 (or 32730043 counting only the distinct ones).

The product of its (nonzero) digits is 13335840, while the sum is 61.

The spelling of 16757780992 in words is "sixteen billion, seven hundred fifty-seven million, seven hundred eighty thousand, nine hundred ninety-two".