40156646136307 has 2 divisors, whose sum is σ = 40156646136308. Its totient is φ = 40156646136306.

The previous prime is 40156646136259. The next prime is 40156646136331. The reversal of 40156646136307 is 70363164665104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40156646136307 - 2¹⁹ = 40156645612019 is a prime.

It is a super-2 number, since 2×40156646136307² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40156646131307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20078323068153 + 20078323068154.

It is an arithmetic number, because the mean of its divisors is an integer number (20078323068154).

Almost surely, 2^{40156646136307} is an apocalyptic number.

40156646136307 is a deficient number, since it is larger than the sum of its proper divisors (1).

40156646136307 is an equidigital number, since it uses as much as digits as its factorization.

40156646136307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6531840, while the sum is 52.

The spelling of 40156646136307 in words is "forty trillion, one hundred fifty-six billion, six hundred forty-six million, one hundred thirty-six thousand, three hundred seven".