40176162869 has 2 divisors, whose sum is σ = 40176162870. Its totient is φ = 40176162868.

The previous prime is 40176162839. The next prime is 40176162907. The reversal of 40176162869 is 96826167104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32063557969 + 8112604900 = 179063^2 + 90070^2 .

It is a cyclic number.

It is not a de Polignac number, because 40176162869 - 2⁸ = 40176162613 is a prime.

It is a super-2 number, since 2×40176162869² (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 (40176162839) 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, 20088081434 + 20088081435.

It is an arithmetic number, because the mean of its divisors is an integer number (20088081435).

Almost surely, 2^40176162869 is an apocalyptic number.

It is an amenable number.

40176162869 is a deficient number, since it is larger than the sum of its proper divisors (1).

40176162869 is an equidigital number, since it uses as much as digits as its factorization.

40176162869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 50.

The spelling of 40176162869 in words is "forty billion, one hundred seventy-six million, one hundred sixty-two thousand, eight hundred sixty-nine".