40242404132 has 96 divisors (see below), whose sum is σ = 86903953920. Its totient is φ = 15938657280.

The previous prime is 40242404129. The next prime is 40242404143. The reversal of 40242404132 is 23140424204.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1753073 + ... + 1775879.

It is an arithmetic number, because the mean of its divisors is an integer number (905249520).

Almost surely, 2^40242404132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40242404132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43451976960).

40242404132 is an abundant number, since it is smaller than the sum of its proper divisors (46661549788).

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

40242404132 is a wasteful number, since it uses less digits than its factorization.

40242404132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22941 (or 22939 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 40242404132 its reverse (23140424204), we get a palindrome (63382828336).

The spelling of 40242404132 in words is "forty billion, two hundred forty-two million, four hundred four thousand, one hundred thirty-two".