2455144545 has 48 divisors (see below), whose sum is σ = 4693191552. Its totient is φ = 1073529600.

The previous prime is 2455144513. The next prime is 2455144579. The reversal of 2455144545 is 5454415542.

It is not a de Polignac number, because 2455144545 - 2⁵ = 2455144513 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33445 + ... + 77645.

It is an arithmetic number, because the mean of its divisors is an integer number (97774824).

Almost surely, 2^2455144545 is an apocalyptic number.

It is an amenable number.

2455144545 is a deficient number, since it is larger than the sum of its proper divisors (2238047007).

2455144545 is a wasteful number, since it uses less digits than its factorization.

2455144545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44262 (or 44239 counting only the distinct ones).

The product of its digits is 320000, while the sum is 39.

The square root of 2455144545 is about 49549.4151832290. The cubic root of 2455144545 is about 1349.0426765764.

It can be divided in two parts, 24551 and 44545, that added together give a palindrome (69096).

The spelling of 2455144545 in words is "two billion, four hundred fifty-five million, one hundred forty-four thousand, five hundred forty-five".