13309453722 has 16 divisors (see below), whose sum is σ = 26620124832. Its totient is φ = 4436281680.

The previous prime is 13309453649. The next prime is 13309453741. The reversal of 13309453722 is 22735490331.

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, 156568 + ... + 226124.

It is an arithmetic number, because the mean of its divisors is an integer number (1663757802).

Almost surely, 2^13309453722 is an apocalyptic number.

13309453722 is an abundant number, since it is smaller than the sum of its proper divisors (13310671110).

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

13309453722 is a wasteful number, since it uses less digits than its factorization.

13309453722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101453.

The product of its (nonzero) digits is 136080, while the sum is 39.

The spelling of 13309453722 in words is "thirteen billion, three hundred nine million, four hundred fifty-three thousand, seven hundred twenty-two".