45280183520 has 576 divisors, whose sum is σ = 133876592640. Its totient is φ = 14329036800.

The previous prime is 45280183517. The next prime is 45280183537. The reversal of 45280183520 is 2538108254.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 573166841 + ... + 573166919.

It is an arithmetic number, because the mean of its divisors is an integer number (232424640).

Almost surely, 2^45280183520 is an apocalyptic number.

45280183520 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 45280183520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66938296320).

45280183520 is an abundant number, since it is smaller than the sum of its proper divisors (88596409120).

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

45280183520 is a wasteful number, since it uses less digits than its factorization.

45280183520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 38.

The spelling of 45280183520 in words is "forty-five billion, two hundred eighty million, one hundred eighty-three thousand, five hundred twenty".