40108587256807 has 2 divisors, whose sum is σ = 40108587256808. Its totient is φ = 40108587256806.

The previous prime is 40108587256723. The next prime is 40108587256823. The reversal of 40108587256807 is 70865278580104.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40108587256807 - 2¹⁵ = 40108587224039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40108587236807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20054293628403 + 20054293628404.

It is an arithmetic number, because the mean of its divisors is an integer number (20054293628404).

Almost surely, 2^{40108587256807} is an apocalyptic number.

40108587256807 is a deficient number, since it is larger than the sum of its proper divisors (1).

40108587256807 is an equidigital number, since it uses as much as digits as its factorization.

40108587256807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30105600, while the sum is 61.

The spelling of 40108587256807 in words is "forty trillion, one hundred eight billion, five hundred eighty-seven million, two hundred fifty-six thousand, eight hundred seven".