32231152425391 has 2 divisors, whose sum is σ = 32231152425392. Its totient is φ = 32231152425390.

The previous prime is 32231152425347. The next prime is 32231152425421. The reversal of 32231152425391 is 19352425113223.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32231152425391 - 2¹¹ = 32231152423343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32231152425491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16115576212695 + 16115576212696.

It is an arithmetic number, because the mean of its divisors is an integer number (16115576212696).

Almost surely, 2^{32231152425391} is an apocalyptic number.

32231152425391 is a deficient number, since it is larger than the sum of its proper divisors (1).

32231152425391 is an equidigital number, since it uses as much as digits as its factorization.

32231152425391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 43.

The spelling of 32231152425391 in words is "thirty-two trillion, two hundred thirty-one billion, one hundred fifty-two million, four hundred twenty-five thousand, three hundred ninety-one".