13253740322 has 4 divisors (see below), whose sum is σ = 19880610486. Its totient is φ = 6626870160.

The previous prime is 13253740321. The next prime is 13253740327. The reversal of 13253740322 is 22304735231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22304735231 = 23 ⋅969771097.

It can be written as a sum of positive squares in only one way, i.e., 9682363201 + 3571377121 = 98399^2 + 59761^2 .

It is not an unprimeable number, because it can be changed into a prime (13253740321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3313435079 + ... + 3313435082.

Almost surely, 2^13253740322 is an apocalyptic number.

13253740322 is a deficient number, since it is larger than the sum of its proper divisors (6626870164).

13253740322 is an equidigital number, since it uses as much as digits as its factorization.

13253740322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6626870163.

The product of its (nonzero) digits is 30240, while the sum is 32.

The spelling of 13253740322 in words is "thirteen billion, two hundred fifty-three million, seven hundred forty thousand, three hundred twenty-two".