426231455093 has 2 divisors, whose sum is σ = 426231455094. Its totient is φ = 426231455092.

The previous prime is 426231455053. The next prime is 426231455213. The reversal of 426231455093 is 390554132624.

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., 425512249969 + 719205124 = 652313^2 + 26818^2 .

It is a cyclic number.

It is not a de Polignac number, because 426231455093 - 2²⁰ = 426230406517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426231455033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213115727546 + 213115727547.

It is an arithmetic number, because the mean of its divisors is an integer number (213115727547).

Almost surely, 2^426231455093 is an apocalyptic number.

It is an amenable number.

426231455093 is a deficient number, since it is larger than the sum of its proper divisors (1).

426231455093 is an equidigital number, since it uses as much as digits as its factorization.

426231455093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 426231455093 in words is "four hundred twenty-six billion, two hundred thirty-one million, four hundred fifty-five thousand, ninety-three".