45552440000 has 140 divisors (see below), whose sum is σ = 115091833824. Its totient is φ = 17876352000.

The previous prime is 45552439973. The next prime is 45552440029. The reversal of 45552440000 is 4425554.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2109257 + ... + 2130743.

Almost surely, 2^45552440000 is an apocalyptic number.

45552440000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45552440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57545916912).

45552440000 is an abundant number, since it is smaller than the sum of its proper divisors (69539393824).

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

45552440000 is an equidigital number, since it uses as much as digits as its factorization.

45552440000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21572 (or 21547 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

Adding to 45552440000 its reverse (4425554), we get a palindrome (45556865554).

The spelling of 45552440000 in words is "forty-five billion, five hundred fifty-two million, four hundred forty thousand".