16612240512 has 128 divisors (see below), whose sum is σ = 53084390400. Its totient is φ = 4496532480.

The previous prime is 16612240511. The next prime is 16612240517. The reversal of 16612240512 is 21504221661.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 16612240512.

It is not an unprimeable number, because it can be changed into a prime (16612240511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111564 + ... + 213707.

It is an arithmetic number, because the mean of its divisors is an integer number (414721800).

Almost surely, 2^16612240512 is an apocalyptic number.

16612240512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16612240512 is an abundant number, since it is smaller than the sum of its proper divisors (36472149888).

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

16612240512 is a wasteful number, since it uses less digits than its factorization.

16612240512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325314 (or 325302 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The spelling of 16612240512 in words is "sixteen billion, six hundred twelve million, two hundred forty thousand, five hundred twelve".