42434244429293 has 2 divisors, whose sum is σ = 42434244429294. Its totient is φ = 42434244429292.

The previous prime is 42434244429289. The next prime is 42434244429329. The reversal of 42434244429293 is 39292444243424.

Together with next prime (42434244429329) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37207291649284 + 5226952780009 = 6099778^2 + 2286253^2 .

It is a cyclic number.

It is not a de Polignac number, because 42434244429293 - 2² = 42434244429289 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42434244429263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21217122214646 + 21217122214647.

It is an arithmetic number, because the mean of its divisors is an integer number (21217122214647).

Almost surely, 2^{42434244429293} is an apocalyptic number.

It is an amenable number.

42434244429293 is a deficient number, since it is larger than the sum of its proper divisors (1).

42434244429293 is an equidigital number, since it uses as much as digits as its factorization.

42434244429293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47775744, while the sum is 56.

The spelling of 42434244429293 in words is "forty-two trillion, four hundred thirty-four billion, two hundred forty-four million, four hundred twenty-nine thousand, two hundred ninety-three".