13162204442 has 4 divisors (see below), whose sum is σ = 19743306666. Its totient is φ = 6581102220.

The previous prime is 13162204439. The next prime is 13162204453. The reversal of 13162204442 is 24440226131.

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

It can be written as a sum of positive squares in only one way, i.e., 13153566721 + 8637721 = 114689^2 + 2939^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3290551109 + ... + 3290551112.

Almost surely, 2^13162204442 is an apocalyptic number.

13162204442 is a deficient number, since it is larger than the sum of its proper divisors (6581102224).

13162204442 is an equidigital number, since it uses as much as digits as its factorization.

13162204442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6581102223.

The product of its (nonzero) digits is 9216, while the sum is 29.

The spelling of 13162204442 in words is "thirteen billion, one hundred sixty-two million, two hundred four thousand, four hundred forty-two".