545031130545 has 96 divisors (see below), whose sum is σ = 1040401739520. Its totient is φ = 261757278720.

The previous prime is 545031130537. The next prime is 545031130547.

545031130545 is a `hidden beast` number, since 5 + 4 + 50 + 31 + 1 + 30 + 545 = 666.

545031130545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545031130545 - 2³ = 545031130537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545031130547) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22318732 + ... + 22343138.

It is an arithmetic number, because the mean of its divisors is an integer number (10837518120).

Almost surely, 2^545031130545 is an apocalyptic number.

545031130545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

545031130545 is a deficient number, since it is larger than the sum of its proper divisors (495370608975).

545031130545 is a wasteful number, since it uses less digits than its factorization.

545031130545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24855 (or 24852 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

It can be divided in two parts, 545031 and 130545, that added together give a palindrome (675576).

The spelling of 545031130545 in words is "five hundred forty-five billion, thirty-one million, one hundred thirty thousand, five hundred forty-five".