42932255393 has 2 divisors, whose sum is σ = 42932255394. Its totient is φ = 42932255392.

The previous prime is 42932255389. The next prime is 42932255441. The reversal of 42932255393 is 39355223924.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37971588769 + 4960666624 = 194863^2 + 70432^2 .

It is a cyclic number.

It is not a de Polignac number, because 42932255393 - 2² = 42932255389 is a prime.

It is not a weakly prime, because it can be changed into another prime (42932252393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21466127696 + 21466127697.

It is an arithmetic number, because the mean of its divisors is an integer number (21466127697).

Almost surely, 2^42932255393 is an apocalyptic number.

It is an amenable number.

42932255393 is a deficient number, since it is larger than the sum of its proper divisors (1).

42932255393 is an equidigital number, since it uses as much as digits as its factorization.

42932255393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1749600, while the sum is 47.

The spelling of 42932255393 in words is "forty-two billion, nine hundred thirty-two million, two hundred fifty-five thousand, three hundred ninety-three".