214255971793 has 2 divisors, whose sum is σ = 214255971794. Its totient is φ = 214255971792.

The previous prime is 214255971773. The next prime is 214255971799. The reversal of 214255971793 is 397179552412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126090328464 + 88165643329 = 355092^2 + 296927^2 .

It is a cyclic number.

It is not a de Polignac number, because 214255971793 - 2³⁷ = 76817018321 is a prime.

It is not a weakly prime, because it can be changed into another prime (214255971799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107127985896 + 107127985897.

It is an arithmetic number, because the mean of its divisors is an integer number (107127985897).

Almost surely, 2^214255971793 is an apocalyptic number.

It is an amenable number.

214255971793 is a deficient number, since it is larger than the sum of its proper divisors (1).

214255971793 is an equidigital number, since it uses as much as digits as its factorization.

214255971793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4762800, while the sum is 55.

The spelling of 214255971793 in words is "two hundred fourteen billion, two hundred fifty-five million, nine hundred seventy-one thousand, seven hundred ninety-three".