16764034576 has 15 divisors (see below), whose sum is σ = 32481320461. Its totient is φ = 8381758336.

The previous prime is 16764034559. The next prime is 16764034583. The reversal of 16764034576 is 67543046761.

The square root of 16764034576 is 129476.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 746600976 + 16017433600 = 27324^2 + 126560^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 501720 + ... + 534088.

Almost surely, 2^16764034576 is an apocalyptic number.

16764034576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

16764034576 is the 129476-th square number.

It is an amenable number.

16764034576 is a deficient number, since it is larger than the sum of its proper divisors (15717285885).

16764034576 is an frugal number, since it uses more digits than its factorization.

16764034576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64746 (or 32371 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 49.

Multiplying 16764034576 by its sum of digits (49), we get a square (821437694224 = 906332²).

The spelling of 16764034576 in words is "sixteen billion, seven hundred sixty-four million, thirty-four thousand, five hundred seventy-six".