40224105012 has 96 divisors (see below), whose sum is σ = 118332958464. Its totient is φ = 10349798400.

The previous prime is 40224104989. The next prime is 40224105037. The reversal of 40224105012 is 21050142204.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 40224105012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 404439 + ... + 493982.

It is an arithmetic number, because the mean of its divisors is an integer number (1232634984).

Almost surely, 2^40224105012 is an apocalyptic number.

40224105012 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40224105012 is an abundant number, since it is smaller than the sum of its proper divisors (78108853452).

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

40224105012 is a wasteful number, since it uses less digits than its factorization.

40224105012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898489 (or 898487 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 40224105012 its reverse (21050142204), we get a palindrome (61274247216).

The spelling of 40224105012 in words is "forty billion, two hundred twenty-four million, one hundred five thousand, twelve".