32224215449 has 2 divisors, whose sum is σ = 32224215450. Its totient is φ = 32224215448.

The previous prime is 32224215433. The next prime is 32224215497. The reversal of 32224215449 is 94451242223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16516105225 + 15708110224 = 128515^2 + 125332^2 .

It is a cyclic number.

It is not a de Polignac number, because 32224215449 - 2⁴ = 32224215433 is a prime.

It is a super-2 number, since 2×32224215449² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32224211449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16112107724 + 16112107725.

It is an arithmetic number, because the mean of its divisors is an integer number (16112107725).

Almost surely, 2^32224215449 is an apocalyptic number.

It is an amenable number.

32224215449 is a deficient number, since it is larger than the sum of its proper divisors (1).

32224215449 is an equidigital number, since it uses as much as digits as its factorization.

32224215449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 38.

The spelling of 32224215449 in words is "thirty-two billion, two hundred twenty-four million, two hundred fifteen thousand, four hundred forty-nine".