40450500120 has 192 divisors, whose sum is σ = 126465887520. Its totient is φ = 10348425216.

The previous prime is 40450500067. The next prime is 40450500161. The reversal of 40450500120 is 2100505404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11990754 + ... + 11994126.

Almost surely, 2^40450500120 is an apocalyptic number.

40450500120 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 40450500120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63232943760).

40450500120 is an abundant number, since it is smaller than the sum of its proper divisors (86015387400).

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

40450500120 is a wasteful number, since it uses less digits than its factorization.

40450500120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3534 (or 3493 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The spelling of 40450500120 in words is "forty billion, four hundred fifty million, five hundred thousand, one hundred twenty".