13945132736 has 28 divisors (see below), whose sum is σ = 28194499872. Its totient is φ = 6841006848.

The previous prime is 13945132727. The next prime is 13945132771. The reversal of 13945132736 is 63723154931.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2052200 + ... + 2058983.

It is an arithmetic number, because the mean of its divisors is an integer number (1006946424).

Almost surely, 2^13945132736 is an apocalyptic number.

13945132736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13945132736 is an abundant number, since it is smaller than the sum of its proper divisors (14249367136).

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

13945132736 is an equidigital number, since it uses as much as digits as its factorization.

13945132736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4111248 (or 4111238 counting only the distinct ones).

The product of its digits is 408240, while the sum is 44.

The spelling of 13945132736 in words is "thirteen billion, nine hundred forty-five million, one hundred thirty-two thousand, seven hundred thirty-six".