45531374304 has 144 divisors (see below), whose sum is σ = 129618241200. Its totient is φ = 13988302848.

The previous prime is 45531374303. The next prime is 45531374321. The reversal of 45531374304 is 40347313554.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45531374303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13123482 + ... + 13126950.

It is an arithmetic number, because the mean of its divisors is an integer number (900126675).

Almost surely, 2^45531374304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45531374304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64809120600).

45531374304 is an abundant number, since it is smaller than the sum of its proper divisors (84086866896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45531374304 is a wasteful number, since it uses less digits than its factorization.

45531374304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4317 (or 4296 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 39.

Adding to 45531374304 its reverse (40347313554), we get a palindrome (85878687858).

The spelling of 45531374304 in words is "forty-five billion, five hundred thirty-one million, three hundred seventy-four thousand, three hundred four".