40042022424020 has 12 divisors (see below), whose sum is σ = 84088247090484. Its totient is φ = 16016808969600.

The previous prime is 40042022423987. The next prime is 40042022424091. The reversal of 40042022424020 is 2042422024004.

It can be written as a sum of positive squares in 2 ways, for example, as 5904598683844 + 34137423740176 = 2429938^2 + 5842724^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001050560581 + ... + 1001050560620.

It is an arithmetic number, because the mean of its divisors is an integer number (7007353924207).

Almost surely, 2^{40042022424020} is an apocalyptic number.

It is an amenable number.

40042022424020 is an abundant number, since it is smaller than the sum of its proper divisors (44046224666464).

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

40042022424020 is a wasteful number, since it uses less digits than its factorization.

40042022424020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002101121210 (or 2002101121208 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 40042022424020 its reverse (2042422024004), we get a palindrome (42084444448024).

The spelling of 40042022424020 in words is "forty trillion, forty-two billion, twenty-two million, four hundred twenty-four thousand, twenty".