42364632293 has 2 divisors, whose sum is σ = 42364632294. Its totient is φ = 42364632292.

The previous prime is 42364632221. The next prime is 42364632371. The reversal of 42364632293 is 39223646324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29627704129 + 12736928164 = 172127^2 + 112858^2 .

It is a cyclic number.

It is not a de Polignac number, because 42364632293 - 2¹² = 42364628197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42364632203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21182316146 + 21182316147.

It is an arithmetic number, because the mean of its divisors is an integer number (21182316147).

Almost surely, 2^42364632293 is an apocalyptic number.

It is an amenable number.

42364632293 is a deficient number, since it is larger than the sum of its proper divisors (1).

42364632293 is an equidigital number, since it uses as much as digits as its factorization.

42364632293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1119744, while the sum is 44.

The spelling of 42364632293 in words is "forty-two billion, three hundred sixty-four million, six hundred thirty-two thousand, two hundred ninety-three".