45489404455 has 12 divisors (see below), whose sum is σ = 59551836552. Its totient is φ = 33082052880.

The previous prime is 45489404419. The next prime is 45489404459. The reversal of 45489404455 is 55440498454.

45489404455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45489404455 - 2⁹ = 45489403943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45489404459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1567366 + ... + 1596124.

It is an arithmetic number, because the mean of its divisors is an integer number (4962653046).

Almost surely, 2^45489404455 is an apocalyptic number.

45489404455 is a deficient number, since it is larger than the sum of its proper divisors (14062432097).

45489404455 is an frugal number, since it uses more digits than its factorization.

45489404455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57534 (or 28775 counting only the distinct ones).

The product of its (nonzero) digits is 9216000, while the sum is 52.

It can be divided in two parts, 45489 and 404455, that added together give a palindrome (449944).

The spelling of 45489404455 in words is "forty-five billion, four hundred eighty-nine million, four hundred four thousand, four hundred fifty-five".