16626012512 has 48 divisors (see below), whose sum is σ = 34670516832. Its totient is φ = 7821158400.

The previous prime is 16626012499. The next prime is 16626012517. The reversal of 16626012512 is 21521062661.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16626012517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2690258 + ... + 2696430.

It is an arithmetic number, because the mean of its divisors is an integer number (722302434).

Almost surely, 2^16626012512 is an apocalyptic number.

It is an amenable number.

16626012512 is an abundant number, since it is smaller than the sum of its proper divisors (18044504320).

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

16626012512 is a wasteful number, since it uses less digits than its factorization.

16626012512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11151 (or 11143 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 16626012512 in words is "sixteen billion, six hundred twenty-six million, twelve thousand, five hundred twelve".