5445400545 has 72 divisors (see below), whose sum is σ = 10374114816. Its totient is φ = 2640553344.

The previous prime is 5445400537. The next prime is 5445400547. The reversal of 5445400545 is 5450045445.

It is not a de Polignac number, because 5445400545 - 2³ = 5445400537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5445400547) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 504192 + ... + 514878.

It is an arithmetic number, because the mean of its divisors is an integer number (144084928).

Almost surely, 2^5445400545 is an apocalyptic number.

It is an amenable number.

5445400545 is a deficient number, since it is larger than the sum of its proper divisors (4928714271).

5445400545 is a wasteful number, since it uses less digits than its factorization.

5445400545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10791 (or 10775 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 36.

The square root of 5445400545 is about 73792.9572859091. The cubic root of 5445400545 is about 1759.3136684502.

The spelling of 5445400545 in words is "five billion, four hundred forty-five million, four hundred thousand, five hundred forty-five".