45004080880 has 80 divisors (see below), whose sum is σ = 114322977504. Its totient is φ = 16339850240.

The previous prime is 45004080809. The next prime is 45004080883. The reversal of 45004080880 is 8808040054.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45004080883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 535482 + ... + 613798.

Almost surely, 2^45004080880 is an apocalyptic number.

45004080880 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 45004080880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57161488752).

45004080880 is an abundant number, since it is smaller than the sum of its proper divisors (69318896624).

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

45004080880 is a wasteful number, since it uses less digits than its factorization.

45004080880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78994 (or 78988 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 37.

The spelling of 45004080880 in words is "forty-five billion, four million, eighty thousand, eight hundred eighty".