40134827238769 has 2 divisors, whose sum is σ = 40134827238770. Its totient is φ = 40134827238768.

The previous prime is 40134827238757. The next prime is 40134827238809. The reversal of 40134827238769 is 96783272843104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21921948039744 + 18212879199025 = 4682088^2 + 4267655^2 .

It is a cyclic number.

It is not a de Polignac number, because 40134827238769 - 2³¹ = 40132679755121 is a prime.

It is a super-2 number, since 2×40134827238769² (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 40134827238769.

It is not a weakly prime, because it can be changed into another prime (40134827238719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20067413619384 + 20067413619385.

It is an arithmetic number, because the mean of its divisors is an integer number (20067413619385).

Almost surely, 2^{40134827238769} is an apocalyptic number.

It is an amenable number.

40134827238769 is a deficient number, since it is larger than the sum of its proper divisors (1).

40134827238769 is an equidigital number, since it uses as much as digits as its factorization.

40134827238769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97542144, while the sum is 64.

The spelling of 40134827238769 in words is "forty trillion, one hundred thirty-four billion, eight hundred twenty-seven million, two hundred thirty-eight thousand, seven hundred sixty-nine".