16109872907452 has 24 divisors (see below), whose sum is σ = 28324427533920. Its totient is φ = 8017267238400.

The previous prime is 16109872907423. The next prime is 16109872907477. The reversal of 16109872907452 is 25470927890161.

16109872907452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10255552 + ... + 11721607.

It is an arithmetic number, because the mean of its divisors is an integer number (1180184480580).

Almost surely, 2^{16109872907452} is an apocalyptic number.

It is an amenable number.

16109872907452 is a deficient number, since it is larger than the sum of its proper divisors (12214554626468).

16109872907452 is a wasteful number, since it uses less digits than its factorization.

16109872907452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21978021 (or 21978019 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 61.

The spelling of 16109872907452 in words is "sixteen trillion, one hundred nine billion, eight hundred seventy-two million, nine hundred seven thousand, four hundred fifty-two".