13999534110 has 24 divisors (see below), whose sum is σ = 36398788920. Its totient is φ = 3733209072.

The previous prime is 13999534097. The next prime is 13999534139. The reversal of 13999534110 is 1143599931.

13999534110 is a `hidden beast` number, since 13 + 9 + 99 + 534 + 1 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77775100 + ... + 77775279.

It is an arithmetic number, because the mean of its divisors is an integer number (1516616205).

Almost surely, 2^13999534110 is an apocalyptic number.

13999534110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13999534110 is an abundant number, since it is smaller than the sum of its proper divisors (22399254810).

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

13999534110 is a wasteful number, since it uses less digits than its factorization.

13999534110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155550392 (or 155550389 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The spelling of 13999534110 in words is "thirteen billion, nine hundred ninety-nine million, five hundred thirty-four thousand, one hundred ten".