13271325450 has 48 divisors (see below), whose sum is σ = 34343891136. Its totient is φ = 3385148800.

The previous prime is 13271325449. The next prime is 13271325461. The reversal of 13271325450 is 5452317231.

It is a super-2 number, since 2×13271325450² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1919931 + ... + 1926830.

It is an arithmetic number, because the mean of its divisors is an integer number (715497732).

Almost surely, 2^13271325450 is an apocalyptic number.

13271325450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13271325450 is an abundant number, since it is smaller than the sum of its proper divisors (21072565686).

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

13271325450 is a wasteful number, since it uses less digits than its factorization.

13271325450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3846799 (or 3846794 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The spelling of 13271325450 in words is "thirteen billion, two hundred seventy-one million, three hundred twenty-five thousand, four hundred fifty".