40220024424 has 32 divisors (see below), whose sum is σ = 102050812320. Its totient is φ = 13206574656.

The previous prime is 40220024393. The next prime is 40220024459. The reversal of 40220024424 is 42442002204.

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

It is a junction number, because it is equal to n+sod(n) for n = 40220024394 and 40220024403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12504619 + ... + 12507834.

It is an arithmetic number, because the mean of its divisors is an integer number (3189087885).

Almost surely, 2^40220024424 is an apocalyptic number.

It is an amenable number.

40220024424 is an abundant number, since it is smaller than the sum of its proper divisors (61830787896).

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

40220024424 is a wasteful number, since it uses less digits than its factorization.

40220024424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25012529 (or 25012525 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 40220024424 its reverse (42442002204), we get a palindrome (82662026628).

It can be divided in two parts, 402200 and 24424, that added together give a palindrome (426624).

The spelling of 40220024424 in words is "forty billion, two hundred twenty million, twenty-four thousand, four hundred twenty-four".