13045642055 has 4 divisors (see below), whose sum is σ = 15654770472. Its totient is φ = 10436513640.

The previous prime is 13045642037. The next prime is 13045642061. The reversal of 13045642055 is 55024654031.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13045642055 - 2¹² = 13045637959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1304564201 + ... + 1304564210.

It is an arithmetic number, because the mean of its divisors is an integer number (3913692618).

Almost surely, 2^13045642055 is an apocalyptic number.

13045642055 is a deficient number, since it is larger than the sum of its proper divisors (2609128417).

13045642055 is an equidigital number, since it uses as much as digits as its factorization.

13045642055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2609128416.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 13045642055 in words is "thirteen billion, forty-five million, six hundred forty-two thousand, fifty-five".