13933236940 has 48 divisors (see below), whose sum is σ = 35199763200. Its totient is φ = 4525682112.

The previous prime is 13933236931. The next prime is 13933236943. The reversal of 13933236940 is 4963233931.

It is not an unprimeable number, because it can be changed into a prime (13933236943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2616370 + ... + 2621689.

It is an arithmetic number, because the mean of its divisors is an integer number (733328400).

Almost surely, 2^13933236940 is an apocalyptic number.

13933236940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13933236940 is an abundant number, since it is smaller than the sum of its proper divisors (21266526260).

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

13933236940 is a wasteful number, since it uses less digits than its factorization.

13933236940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5238094 (or 5238092 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 43.

The spelling of 13933236940 in words is "thirteen billion, nine hundred thirty-three million, two hundred thirty-six thousand, nine hundred forty".