45131454555 has 64 divisors (see below), whose sum is σ = 80191503360. Its totient is φ = 21491712000.

The previous prime is 45131454527. The next prime is 45131454559. The reversal of 45131454555 is 55545413154.

It is not a de Polignac number, because 45131454555 - 2¹⁹ = 45130930267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45131454559) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2207259 + ... + 2227611.

It is an arithmetic number, because the mean of its divisors is an integer number (1252992240).

Almost surely, 2^45131454555 is an apocalyptic number.

45131454555 is a deficient number, since it is larger than the sum of its proper divisors (35060048805).

45131454555 is a wasteful number, since it uses less digits than its factorization.

45131454555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20612.

The product of its digits is 600000, while the sum is 42.

The spelling of 45131454555 in words is "forty-five billion, one hundred thirty-one million, four hundred fifty-four thousand, five hundred fifty-five".