32351616091 has 2 divisors, whose sum is σ = 32351616092. Its totient is φ = 32351616090.

The previous prime is 32351615993. The next prime is 32351616137. The reversal of 32351616091 is 19061615323.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32351616091 - 2¹⁵ = 32351583323 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32351616091.

It is not a weakly prime, because it can be changed into another prime (32351616991) 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, 16175808045 + 16175808046.

It is an arithmetic number, because the mean of its divisors is an integer number (16175808046).

Almost surely, 2^32351616091 is an apocalyptic number.

32351616091 is a deficient number, since it is larger than the sum of its proper divisors (1).

32351616091 is an equidigital number, since it uses as much as digits as its factorization.

32351616091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 37.

The spelling of 32351616091 in words is "thirty-two billion, three hundred fifty-one million, six hundred sixteen thousand, ninety-one".