40112422800 has 120 divisors (see below), whose sum is σ = 128709574560. Its totient is φ = 10678656000.

The previous prime is 40112422799. The next prime is 40112422829. The reversal of 40112422800 is 822421104.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 693391 + ... + 749009.

It is an arithmetic number, because the mean of its divisors is an integer number (1072579788).

Almost surely, 2^40112422800 is an apocalyptic number.

40112422800 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 40112422800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64354787280).

40112422800 is an abundant number, since it is smaller than the sum of its proper divisors (88597151760).

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

40112422800 is a wasteful number, since it uses less digits than its factorization.

40112422800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56241 (or 56230 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 40112422800 its reverse (822421104), we get a palindrome (40934843904).

The spelling of 40112422800 in words is "forty billion, one hundred twelve million, four hundred twenty-two thousand, eight hundred".