16223663532012 has 24 divisors (see below), whose sum is σ = 37900989072576. Its totient is φ = 5401348677648.

The previous prime is 16223663531989. The next prime is 16223663532023. The reversal of 16223663532012 is 21023536632261.

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, 817385458 + ... + 817405305.

It is an arithmetic number, because the mean of its divisors is an integer number (1579207878024).

Almost surely, 2^{16223663532012} is an apocalyptic number.

16223663532012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16223663532012 is an abundant number, since it is smaller than the sum of its proper divisors (21677325540564).

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

16223663532012 is a wasteful number, since it uses less digits than its factorization.

16223663532012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1634791597 (or 1634791595 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 16223663532012 in words is "sixteen trillion, two hundred twenty-three billion, six hundred sixty-three million, five hundred thirty-two thousand, twelve".