214573172730769 has 2 divisors, whose sum is σ = 214573172730770. Its totient is φ = 214573172730768.

The previous prime is 214573172730733. The next prime is 214573172730859. The reversal of 214573172730769 is 967037271375412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193137309838225 + 21435862892544 = 13897385^2 + 4629888^2 .

It is a cyclic number.

It is not a de Polignac number, because 214573172730769 - 2¹⁷ = 214573172599697 is a prime.

It is a super-2 number, since 2×214573172730769² (a number of 29 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 214573172730769.

It is not a weakly prime, because it can be changed into another prime (214573172830769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107286586365384 + 107286586365385.

It is an arithmetic number, because the mean of its divisors is an integer number (107286586365385).

Almost surely, 2^{214573172730769} is an apocalyptic number.

It is an amenable number.

214573172730769 is a deficient number, since it is larger than the sum of its proper divisors (1).

214573172730769 is an equidigital number, since it uses as much as digits as its factorization.

214573172730769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93350880, while the sum is 64.

The spelling of 214573172730769 in words is "two hundred fourteen trillion, five hundred seventy-three billion, one hundred seventy-two million, seven hundred thirty thousand, seven hundred sixty-nine".