40231244042 has 16 divisors (see below), whose sum is σ = 65900362752. Its totient is φ = 18268201920.

The previous prime is 40231243991. The next prime is 40231244063. The reversal of 40231244042 is 24044213204.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 914378 + ... + 957365.

It is an arithmetic number, because the mean of its divisors is an integer number (4118772672).

Almost surely, 2^40231244042 is an apocalyptic number.

40231244042 is a deficient number, since it is larger than the sum of its proper divisors (25669118710).

40231244042 is a wasteful number, since it uses less digits than its factorization.

40231244042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1872733.

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

Adding to 40231244042 its reverse (24044213204), we get a palindrome (64275457246).

The spelling of 40231244042 in words is "forty billion, two hundred thirty-one million, two hundred forty-four thousand, forty-two".