13916305812 has 96 divisors (see below), whose sum is σ = 34554956800. Its totient is φ = 4346721792.

The previous prime is 13916305783. The next prime is 13916305853. The reversal of 13916305812 is 21850361931.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10679553 + ... + 10680855.

Almost surely, 2^13916305812 is an apocalyptic number.

13916305812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13916305812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17277478400).

13916305812 is an abundant number, since it is smaller than the sum of its proper divisors (20638650988).

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

13916305812 is a wasteful number, since it uses less digits than its factorization.

13916305812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805 (or 1803 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The spelling of 13916305812 in words is "thirteen billion, nine hundred sixteen million, three hundred five thousand, eight hundred twelve".