16410981504 has 32 divisors (see below), whose sum is σ = 43591670640. Its totient is φ = 5470327040.

The previous prime is 16410981491. The next prime is 16410981607. The reversal of 16410981504 is 40518901461.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21368082 + ... + 21368849.

Almost surely, 2^16410981504 is an apocalyptic number.

It is an amenable number.

16410981504 is an abundant number, since it is smaller than the sum of its proper divisors (27180689136).

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

16410981504 is an equidigital number, since it uses as much as digits as its factorization.

16410981504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42736948 (or 42736936 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 39.

The spelling of 16410981504 in words is "sixteen billion, four hundred ten million, nine hundred eighty-one thousand, five hundred four".