40336201631 has 32 divisors (see below), whose sum is σ = 48741792768. Its totient is φ = 32927178240.

The previous prime is 40336201589. The next prime is 40336201637. The reversal of 40336201631 is 13610263304.

It is not a de Polignac number, because 40336201631 - 2¹⁸ = 40335939487 is a prime.

It is a super-2 number, since 2×40336201631² (a number of 22 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 = 40336201594 and 40336201603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40336201637) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1695686 + ... + 1719308.

It is an arithmetic number, because the mean of its divisors is an integer number (1523181024).

Almost surely, 2^40336201631 is an apocalyptic number.

40336201631 is a deficient number, since it is larger than the sum of its proper divisors (8405591137).

40336201631 is a wasteful number, since it uses less digits than its factorization.

40336201631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24071.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 40336201631 its reverse (13610263304), we get a palindrome (53946464935).

The spelling of 40336201631 in words is "forty billion, three hundred thirty-six million, two hundred one thousand, six hundred thirty-one".