40002440242044 has 24 divisors (see below), whose sum is σ = 106673173979008. Its totient is φ = 11429268640560.

The previous prime is 40002440242043. The next prime is 40002440242109. The reversal of 40002440242044 is 44024204420004.

It is a super-3 number, since 3×40002440242044³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40002440242043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238109763262 + ... + 238109763429.

Almost surely, 2^{40002440242044} is an apocalyptic number.

It is an amenable number.

40002440242044 is an abundant number, since it is smaller than the sum of its proper divisors (66670733736964).

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

40002440242044 is a wasteful number, since it uses less digits than its factorization.

40002440242044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476219526705 (or 476219526703 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 40002440242044 its reverse (44024204420004), we get a palindrome (84026644662048).

The spelling of 40002440242044 in words is "forty trillion, two billion, four hundred forty million, two hundred forty-two thousand, forty-four".