40431107135079 has 6 divisors (see below), whose sum is σ = 58400488084016. Its totient is φ = 26954071423380.

The previous prime is 40431107135017. The next prime is 40431107135119. The reversal of 40431107135079 is 97053170113404.

40431107135079 is a `hidden beast` number, since 4 + 0 + 4 + 31 + 107 + 1 + 3 + 507 + 9 = 666.

It is not a de Polignac number, because 40431107135079 - 2¹⁶ = 40431107069543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40431107135579) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2246172618607 + ... + 2246172618624.

Almost surely, 2^{40431107135079} is an apocalyptic number.

40431107135079 is a deficient number, since it is larger than the sum of its proper divisors (17969380948937).

40431107135079 is a wasteful number, since it uses less digits than its factorization.

40431107135079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4492345237237 (or 4492345237234 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The spelling of 40431107135079 in words is "forty trillion, four hundred thirty-one billion, one hundred seven million, one hundred thirty-five thousand, seventy-nine".