16550973392 has 10 divisors (see below), whose sum is σ = 32067510978. Its totient is φ = 8275486688.

The previous prime is 16550973391. The next prime is 16550973403. The reversal of 16550973392 is 29337905561.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 14875217296 + 1675756096 = 121964^2 + 40936^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16550973392.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16550973391) by changing a digit.

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 as a sum of consecutive naturals, namely, 517217903 + ... + 517217934.

Almost surely, 2^16550973392 is an apocalyptic number.

It is an amenable number.

16550973392 is a deficient number, since it is larger than the sum of its proper divisors (15516537586).

16550973392 is a wasteful number, since it uses less digits than its factorization.

16550973392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034435845 (or 1034435839 counting only the distinct ones).

The product of its (nonzero) digits is 1530900, while the sum is 50.

The spelling of 16550973392 in words is "sixteen billion, five hundred fifty million, nine hundred seventy-three thousand, three hundred ninety-two".