16507493376 has 88 divisors (see below), whose sum is σ = 47998449024. Its totient is φ = 5002260480.

The previous prime is 16507493371. The next prime is 16507493407. The reversal of 16507493376 is 67339470561.

16507493376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (88).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16507493371) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 210460 + ... + 278043.

Almost surely, 2^16507493376 is an apocalyptic number.

16507493376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16507493376 is an abundant number, since it is smaller than the sum of its proper divisors (31490955648).

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

16507493376 is a wasteful number, since it uses less digits than its factorization.

16507493376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488537 (or 488519 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 51.

The spelling of 16507493376 in words is "sixteen billion, five hundred seven million, four hundred ninety-three thousand, three hundred seventy-six".