10216432691 has 2 divisors, whose sum is σ = 10216432692. Its totient is φ = 10216432690.

The previous prime is 10216432679. The next prime is 10216432739. The reversal of 10216432691 is 19623461201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10216432691 - 2⁶ = 10216432627 is a prime.

It is not a weakly prime, because it can be changed into another prime (10216432631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5108216345 + 5108216346.

It is an arithmetic number, because the mean of its divisors is an integer number (5108216346).

Almost surely, 2^10216432691 is an apocalyptic number.

10216432691 is a deficient number, since it is larger than the sum of its proper divisors (1).

10216432691 is an equidigital number, since it uses as much as digits as its factorization.

10216432691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

Adding to 10216432691 its reverse (19623461201), we get a palindrome (29839893892).

The spelling of 10216432691 in words is "ten billion, two hundred sixteen million, four hundred thirty-two thousand, six hundred ninety-one".