40631234526349 has 16 divisors (see below), whose sum is σ = 43335201571200. Its totient is φ = 37962740219904.

The previous prime is 40631234526283. The next prime is 40631234526353. The reversal of 40631234526349 is 94362543213604.

It is a happy number.

40631234526349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 40631234526349 - 2¹⁵ = 40631234493581 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40631234526296 and 40631234526305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40631234521349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7122279 + ... + 11488660.

It is an arithmetic number, because the mean of its divisors is an integer number (2708450098200).

Almost surely, 2^{40631234526349} is an apocalyptic number.

It is an amenable number.

40631234526349 is a deficient number, since it is larger than the sum of its proper divisors (2703967044851).

40631234526349 is a wasteful number, since it uses less digits than its factorization.

40631234526349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18611892.

The product of its (nonzero) digits is 11197440, while the sum is 52.

The spelling of 40631234526349 in words is "forty trillion, six hundred thirty-one billion, two hundred thirty-four million, five hundred twenty-six thousand, three hundred forty-nine".