40407036671 has 2 divisors, whose sum is σ = 40407036672. Its totient is φ = 40407036670.

The previous prime is 40407036623. The next prime is 40407036689. The reversal of 40407036671 is 17663070404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40407036671 - 2³⁴ = 23227167487 is a prime.

It is a super-2 number, since 2×40407036671² (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 (40407033671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20203518335 + 20203518336.

It is an arithmetic number, because the mean of its divisors is an integer number (20203518336).

Almost surely, 2^40407036671 is an apocalyptic number.

40407036671 is a deficient number, since it is larger than the sum of its proper divisors (1).

40407036671 is an equidigital number, since it uses as much as digits as its factorization.

40407036671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 38.

The spelling of 40407036671 in words is "forty billion, four hundred seven million, thirty-six thousand, six hundred seventy-one".