40242443132 has 12 divisors (see below), whose sum is σ = 70456610280. Its totient is φ = 20111983056.

The previous prime is 40242443107. The next prime is 40242443141. The reversal of 40242443132 is 23134424204.

It is a junction number, because it is equal to n+sod(n) for n = 40242443095 and 40242443104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2299823 + ... + 2317254.

It is an arithmetic number, because the mean of its divisors is an integer number (5871384190).

Almost surely, 2^40242443132 is an apocalyptic number.

It is an amenable number.

40242443132 is a deficient number, since it is larger than the sum of its proper divisors (30214167148).

40242443132 is a wasteful number, since it uses less digits than its factorization.

40242443132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4619260 (or 4619258 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 40242443132 its reverse (23134424204), we get a palindrome (63376867336).

The spelling of 40242443132 in words is "forty billion, two hundred forty-two million, four hundred forty-three thousand, one hundred thirty-two".