40231112042144 has 24 divisors (see below), whose sum is σ = 79458052976820. Its totient is φ = 20051289063936.

The previous prime is 40231112042137. The next prime is 40231112042171. The reversal of 40231112042144 is 44124021113204.

It can be written as a sum of positive squares in 2 ways, for example, as 36344741395600 + 3886370646544 = 6028660^2 + 1971388^2 .

It is a super-2 number, since 2×40231112042144² (a number of 28 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 2008332239 + ... + 2008352270.

Almost surely, 2^{40231112042144} is an apocalyptic number.

It is an amenable number.

40231112042144 is a deficient number, since it is larger than the sum of its proper divisors (39226940934676).

40231112042144 is a wasteful number, since it uses less digits than its factorization.

40231112042144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4016684832 (or 4016684824 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 40231112042144 its reverse (44124021113204), we get a palindrome (84355133155348).

The spelling of 40231112042144 in words is "forty trillion, two hundred thirty-one billion, one hundred twelve million, forty-two thousand, one hundred forty-four".