13450791320 has 32 divisors (see below), whose sum is σ = 30396459600. Its totient is φ = 5356818048.

The previous prime is 13450791311. The next prime is 13450791329. The reversal of 13450791320 is 2319705431.

It is an interprime number because it is at equal distance from previous prime (13450791311) and next prime (13450791329).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13450791329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 725054 + ... + 743373.

Almost surely, 2^13450791320 is an apocalyptic number.

13450791320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13450791320 is an abundant number, since it is smaller than the sum of its proper divisors (16945668280).

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

13450791320 is a wasteful number, since it uses less digits than its factorization.

13450791320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468667 (or 1468663 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The spelling of 13450791320 in words is "thirteen billion, four hundred fifty million, seven hundred ninety-one thousand, three hundred twenty".