40017502540231 has 2 divisors, whose sum is σ = 40017502540232. Its totient is φ = 40017502540230.

The previous prime is 40017502540177. The next prime is 40017502540261. The reversal of 40017502540231 is 13204520571004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40017502540231 - 2¹³ = 40017502532039 is a prime.

It is a super-2 number, since 2×40017502540231² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40017502540261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20008751270115 + 20008751270116.

It is an arithmetic number, because the mean of its divisors is an integer number (20008751270116).

Almost surely, 2^{40017502540231} is an apocalyptic number.

40017502540231 is a deficient number, since it is larger than the sum of its proper divisors (1).

40017502540231 is an equidigital number, since it uses as much as digits as its factorization.

40017502540231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33600, while the sum is 34.

The spelling of 40017502540231 in words is "forty trillion, seventeen billion, five hundred two million, five hundred forty thousand, two hundred thirty-one".