44499260520 has 768 divisors, whose sum is σ = 185302252800. Its totient is φ = 9362718720.

The previous prime is 44499260501. The next prime is 44499260521. The reversal of 44499260520 is 2506299444.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (44499260521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 44632662 + ... + 44633658.

It is an arithmetic number, because the mean of its divisors is an integer number (241278975).

Almost surely, 2^44499260520 is an apocalyptic number.

44499260520 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 44499260520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92651126400).

44499260520 is an abundant number, since it is smaller than the sum of its proper divisors (140802992280).

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

44499260520 is a wasteful number, since it uses less digits than its factorization.

44499260520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075 (or 1048 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 44499260520 in words is "forty-four billion, four hundred ninety-nine million, two hundred sixty thousand, five hundred twenty".