40242431004 has 48 divisors (see below), whose sum is σ = 94766138880. Its totient is φ = 13290359040.

The previous prime is 40242430997. The next prime is 40242431017. The reversal of 40242431004 is 40013424204.

It is a happy number.

It is a super-2 number, since 2×40242431004² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 5570907 + ... + 5578125.

It is an arithmetic number, because the mean of its divisors is an integer number (1974294560).

Almost surely, 2^40242431004 is an apocalyptic number.

It is an amenable number.

40242431004 is an abundant number, since it is smaller than the sum of its proper divisors (54523707876).

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

40242431004 is a wasteful number, since it uses less digits than its factorization.

40242431004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11450 (or 11448 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 40242431004 its reverse (40013424204), we get a palindrome (80255855208).

The spelling of 40242431004 in words is "forty billion, two hundred forty-two million, four hundred thirty-one thousand, four".