14997849216 has 64 divisors (see below), whose sum is σ = 45529193280. Its totient is φ = 4285099008.

The previous prime is 14997849199. The next prime is 14997849277. The reversal of 14997849216 is 61294879941.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×14997849216² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14997849216.

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, 2787091 + ... + 2792466.

It is an arithmetic number, because the mean of its divisors is an integer number (711393645).

Almost surely, 2^14997849216 is an apocalyptic number.

14997849216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

14997849216 is an abundant number, since it is smaller than the sum of its proper divisors (30531344064).

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

14997849216 is an equidigital number, since it uses as much as digits as its factorization.

14997849216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5579581 (or 5579569 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 60.

The spelling of 14997849216 in words is "fourteen billion, nine hundred ninety-seven million, eight hundred forty-nine thousand, two hundred sixteen".