16001604453612 has 48 divisors (see below), whose sum is σ = 37498397725152. Its totient is φ = 5310823656960.

The previous prime is 16001604453581. The next prime is 16001604453631. The reversal of 16001604453612 is 21635440610061.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140360938 + ... + 140474894.

It is an arithmetic number, because the mean of its divisors is an integer number (781216619274).

Almost surely, 2^{16001604453612} is an apocalyptic number.

16001604453612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16001604453612 is an abundant number, since it is smaller than the sum of its proper divisors (21496793271540).

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

16001604453612 is a wasteful number, since it uses less digits than its factorization.

16001604453612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164418 (or 164416 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 16001604453612 in words is "sixteen trillion, one billion, six hundred four million, four hundred fifty-three thousand, six hundred twelve".