40042022424040 has 64 divisors (see below), whose sum is σ = 110885600568960. Its totient is φ = 12672640062720.

The previous prime is 40042022423987. The next prime is 40042022424091. The reversal of 40042022424040 is 4042422024004.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5500274166 + ... + 5500281445.

It is an arithmetic number, because the mean of its divisors is an integer number (1732587508890).

Almost surely, 2^{40042022424040} is an apocalyptic number.

40042022424040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40042022424040 is an abundant number, since it is smaller than the sum of its proper divisors (70843578144920).

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

40042022424040 is a wasteful number, since it uses less digits than its factorization.

40042022424040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11000555642 (or 11000555638 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 40042022424040 its reverse (4042422024004), we get a palindrome (44084444448044).

The spelling of 40042022424040 in words is "forty trillion, forty-two billion, twenty-two million, four hundred twenty-four thousand, forty".