40157416631 has 2 divisors, whose sum is σ = 40157416632. Its totient is φ = 40157416630.

The previous prime is 40157416603. The next prime is 40157416661. The reversal of 40157416631 is 13661475104.

It is a happy number.

40157416631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40157416631 - 2¹⁰ = 40157415607 is a prime.

It is a super-2 number, since 2×40157416631² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40157416661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20078708315 + 20078708316.

It is an arithmetic number, because the mean of its divisors is an integer number (20078708316).

Almost surely, 2^40157416631 is an apocalyptic number.

40157416631 is a deficient number, since it is larger than the sum of its proper divisors (1).

40157416631 is an equidigital number, since it uses as much as digits as its factorization.

40157416631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 40157416631 in words is "forty billion, one hundred fifty-seven million, four hundred sixteen thousand, six hundred thirty-one".