13800399512 has 32 divisors (see below), whose sum is σ = 25975429920. Its totient is φ = 6873672960.

The previous prime is 13800399499. The next prime is 13800399577. The reversal of 13800399512 is 21599300831.

It is a self number, because there is not a number n which added to its sum of digits gives 13800399512.

It is a congruent number.

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, 2400962 + ... + 2406702.

It is an arithmetic number, because the mean of its divisors is an integer number (811732185).

Almost surely, 2^13800399512 is an apocalyptic number.

It is an amenable number.

13800399512 is a deficient number, since it is larger than the sum of its proper divisors (12175030408).

13800399512 is a wasteful number, since it uses less digits than its factorization.

13800399512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6851 (or 6847 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 41.

The spelling of 13800399512 in words is "thirteen billion, eight hundred million, three hundred ninety-nine thousand, five hundred twelve".