45525312345 has 32 divisors (see below), whose sum is σ = 73104076800. Its totient is φ = 24192425664.

The previous prime is 45525312331. The next prime is 45525312347. The reversal of 45525312345 is 54321352554.

It is not a de Polignac number, because 45525312345 - 2¹⁵ = 45525279577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45525312347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8306316 + ... + 8311794.

It is an arithmetic number, because the mean of its divisors is an integer number (2284502400).

Almost surely, 2^45525312345 is an apocalyptic number.

It is an amenable number.

45525312345 is a deficient number, since it is larger than the sum of its proper divisors (27578764455).

45525312345 is a wasteful number, since it uses less digits than its factorization.

45525312345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7389.

The product of its digits is 360000, while the sum is 39.

Adding to 45525312345 its reverse (54321352554), we get a palindrome (99846664899).

The spelling of 45525312345 in words is "forty-five billion, five hundred twenty-five million, three hundred twelve thousand, three hundred forty-five".