42224004040 has 32 divisors (see below), whose sum is σ = 95011011000. Its totient is φ = 16888356864.

The previous prime is 42224003999. The next prime is 42224004073. The reversal of 42224004040 is 4040042224.

It can be written as a sum of positive squares in 4 ways, for example, as 6300866884 + 35923137156 = 79378^2 + 189534^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 670216 + ... + 730504.

Almost surely, 2^42224004040 is an apocalyptic number.

42224004040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42224004040 is an abundant number, since it is smaller than the sum of its proper divisors (52787006960).

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

42224004040 is a wasteful number, since it uses less digits than its factorization.

42224004040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77809 (or 77805 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 42224004040 its reverse (4040042224), we get a palindrome (46264046264).

It can be divided in two parts, 422240040 and 40, that multiplied together give a square (16889601600 = 129960²).

The spelling of 42224004040 in words is "forty-two billion, two hundred twenty-four million, four thousand, forty".