40612576174669 has 2 divisors, whose sum is σ = 40612576174670. Its totient is φ = 40612576174668.

The previous prime is 40612576174663. The next prime is 40612576174711. The reversal of 40612576174669 is 96647167521604.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29137162473225 + 11475413701444 = 5397885^2 + 3387538^2 .

It is a cyclic number.

It is not a de Polignac number, because 40612576174669 - 2²³ = 40612567786061 is a prime.

It is a super-2 number, since 2×40612576174669² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40612576174669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40612576174663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20306288087334 + 20306288087335.

It is an arithmetic number, because the mean of its divisors is an integer number (20306288087335).

Almost surely, 2^{40612576174669} is an apocalyptic number.

It is an amenable number.

40612576174669 is a deficient number, since it is larger than the sum of its proper divisors (1).

40612576174669 is an equidigital number, since it uses as much as digits as its factorization.

40612576174669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 91445760, while the sum is 64.

The spelling of 40612576174669 in words is "forty trillion, six hundred twelve billion, five hundred seventy-six million, one hundred seventy-four thousand, six hundred sixty-nine".