32172565319 has 2 divisors, whose sum is σ = 32172565320. Its totient is φ = 32172565318.

The previous prime is 32172565273. The next prime is 32172565429. The reversal of 32172565319 is 91356527123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32172565319 - 2⁸ = 32172565063 is a prime.

It is a super-2 number, since 2×32172565319² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 32172565319.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32172562319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16086282659 + 16086282660.

It is an arithmetic number, because the mean of its divisors is an integer number (16086282660).

Almost surely, 2^32172565319 is an apocalyptic number.

32172565319 is a deficient number, since it is larger than the sum of its proper divisors (1).

32172565319 is an equidigital number, since it uses as much as digits as its factorization.

32172565319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 340200, while the sum is 44.

The spelling of 32172565319 in words is "thirty-two billion, one hundred seventy-two million, five hundred sixty-five thousand, three hundred nineteen".