13945291336 has 16 divisors (see below), whose sum is σ = 26151373440. Its totient is φ = 6971591760.

The previous prime is 13945291333. The next prime is 13945291387. The reversal of 13945291336 is 63319254931.

It is not an unprimeable number, because it can be changed into a prime (13945291331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74016 + ... + 182671.

It is an arithmetic number, because the mean of its divisors is an integer number (1634460840).

Almost surely, 2^13945291336 is an apocalyptic number.

It is an amenable number.

13945291336 is a deficient number, since it is larger than the sum of its proper divisors (12206082104).

13945291336 is a wasteful number, since it uses less digits than its factorization.

13945291336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263484 (or 263480 counting only the distinct ones).

The product of its digits is 524880, while the sum is 46.

The spelling of 13945291336 in words is "thirteen billion, nine hundred forty-five million, two hundred ninety-one thousand, three hundred thirty-six".