40344212400131 has 8 divisors (see below), whose sum is σ = 41331441094944. Its totient is φ = 39357137206080.

The previous prime is 40344212400119. The next prime is 40344212400137. The reversal of 40344212400131 is 13100421244304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40344212400131 - 2⁶ = 40344212400067 is a prime.

It is a super-2 number, since 2×40344212400131² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40344212400094 and 40344212400103.

It is not an unprimeable number, because it can be changed into a prime (40344212400137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37843016 + ... + 38894501.

It is an arithmetic number, because the mean of its divisors is an integer number (5166430136868).

Almost surely, 2^{40344212400131} is an apocalyptic number.

40344212400131 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

40344212400131 is a deficient number, since it is larger than the sum of its proper divisors (987228694813).

40344212400131 is a wasteful number, since it uses less digits than its factorization.

40344212400131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76750381.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 40344212400131 its reverse (13100421244304), we get a palindrome (53444633644435).

The spelling of 40344212400131 in words is "forty trillion, three hundred forty-four billion, two hundred twelve million, four hundred thousand, one hundred thirty-one".