16172924480 has 28 divisors (see below), whose sum is σ = 38511777180. Its totient is φ = 6469169664.

The previous prime is 16172924473. The next prime is 16172924501. The reversal of 16172924480 is 8442927161.

It can be written as a sum of positive squares in 2 ways, for example, as 10998136384 + 5174788096 = 104872^2 + 71936^2 .

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 3 ways as a sum of consecutive naturals, for example, 25269875 + ... + 25270514.

Almost surely, 2^16172924480 is an apocalyptic number.

16172924480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16172924480 is an abundant number, since it is smaller than the sum of its proper divisors (22338852700).

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

16172924480 is an equidigital number, since it uses as much as digits as its factorization.

16172924480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50540406 (or 50540396 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 16172924480 in words is "sixteen billion, one hundred seventy-two million, nine hundred twenty-four thousand, four hundred eighty".