13461440554 has 4 divisors (see below), whose sum is σ = 20192160834. Its totient is φ = 6730720276.

The previous prime is 13461440539. The next prime is 13461440561. The reversal of 13461440554 is 45504416431.

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., 7996830625 + 5464609929 = 89425^2 + 73923^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3365360137 + ... + 3365360140.

Almost surely, 2^13461440554 is an apocalyptic number.

13461440554 is a deficient number, since it is larger than the sum of its proper divisors (6730720280).

13461440554 is an equidigital number, since it uses as much as digits as its factorization.

13461440554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6730720279.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 13461440554 its reverse (45504416431), we get a palindrome (58965856985).

The spelling of 13461440554 in words is "thirteen billion, four hundred sixty-one million, four hundred forty thousand, five hundred fifty-four".