32221714157 has 2 divisors, whose sum is σ = 32221714158. Its totient is φ = 32221714156.

The previous prime is 32221714117. The next prime is 32221714171. The reversal of 32221714157 is 75141712223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30015909001 + 2205805156 = 173251^2 + 46966^2 .

It is a cyclic number.

It is not a de Polignac number, because 32221714157 - 2¹⁰ = 32221713133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32221714117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16110857078 + 16110857079.

It is an arithmetic number, because the mean of its divisors is an integer number (16110857079).

Almost surely, 2^32221714157 is an apocalyptic number.

It is an amenable number.

32221714157 is a deficient number, since it is larger than the sum of its proper divisors (1).

32221714157 is an equidigital number, since it uses as much as digits as its factorization.

32221714157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23520, while the sum is 35.

The spelling of 32221714157 in words is "thirty-two billion, two hundred twenty-one million, seven hundred fourteen thousand, one hundred fifty-seven".