32302231993 has 2 divisors, whose sum is σ = 32302231994. Its totient is φ = 32302231992.

The previous prime is 32302231961. The next prime is 32302232021. The reversal of 32302231993 is 39913220323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29291295609 + 3010936384 = 171147^2 + 54872^2 .

It is a cyclic number.

It is not a de Polignac number, because 32302231993 - 2⁵ = 32302231961 is a prime.

It is not a weakly prime, because it can be changed into another prime (32302231193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16151115996 + 16151115997.

It is an arithmetic number, because the mean of its divisors is an integer number (16151115997).

Almost surely, 2^32302231993 is an apocalyptic number.

It is an amenable number.

32302231993 is a deficient number, since it is larger than the sum of its proper divisors (1).

32302231993 is an equidigital number, since it uses as much as digits as its factorization.

32302231993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488, while the sum is 37.

The spelling of 32302231993 in words is "thirty-two billion, three hundred two million, two hundred thirty-one thousand, nine hundred ninety-three".