40424004424044 has 36 divisors (see below), whose sum is σ = 105706448352960. Its totient is φ = 13010024412000.

The previous prime is 40424004424039. The next prime is 40424004424049. The reversal of 40424004424044 is 44042440042404.

40424004424044 is a `hidden beast` number, since 4 + 0 + 4 + 2 + 400 + 4 + 4 + 240 + 4 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (40424004424039) and next prime (40424004424049).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (40424004424049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19360154332 + ... + 19360156419.

Almost surely, 2^{40424004424044} is an apocalyptic number.

It is an amenable number.

40424004424044 is an abundant number, since it is smaller than the sum of its proper divisors (65282443928916).

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

40424004424044 is a wasteful number, since it uses less digits than its factorization.

40424004424044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38720310790 (or 38720310785 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

Adding to 40424004424044 its reverse (44042440042404), we get a palindrome (84466444466448).

The spelling of 40424004424044 in words is "forty trillion, four hundred twenty-four billion, four million, four hundred twenty-four thousand, forty-four".