32444426537 has 2 divisors, whose sum is σ = 32444426538. Its totient is φ = 32444426536.

The previous prime is 32444426479. The next prime is 32444426549. The reversal of 32444426537 is 73562444423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32266577641 + 177848896 = 179629^2 + 13336^2 .

It is a cyclic number.

It is not a de Polignac number, because 32444426537 - 2⁸ = 32444426281 is a prime.

It is not a weakly prime, because it can be changed into another prime (32444426587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16222213268 + 16222213269.

It is an arithmetic number, because the mean of its divisors is an integer number (16222213269).

Almost surely, 2^32444426537 is an apocalyptic number.

It is an amenable number.

32444426537 is a deficient number, since it is larger than the sum of its proper divisors (1).

32444426537 is an equidigital number, since it uses as much as digits as its factorization.

32444426537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1935360, while the sum is 44.

The spelling of 32444426537 in words is "thirty-two billion, four hundred forty-four million, four hundred twenty-six thousand, five hundred thirty-seven".