8610696491 has 2 divisors, whose sum is σ = 8610696492. Its totient is φ = 8610696490.

The previous prime is 8610696487. The next prime is 8610696587. The reversal of 8610696491 is 1946960168.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8610696491 - 2² = 8610696487 is a prime.

It is not a weakly prime, because it can be changed into another prime (8610626491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4305348245 + 4305348246.

It is an arithmetic number, because the mean of its divisors is an integer number (4305348246).

Almost surely, 2^8610696491 is an apocalyptic number.

8610696491 is a deficient number, since it is larger than the sum of its proper divisors (1).

8610696491 is an equidigital number, since it uses as much as digits as its factorization.

8610696491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 8610696491 is about 92793.8386478326. The cubic root of 8610696491 is about 2049.6486799107.

The spelling of 8610696491 in words is "eight billion, six hundred ten million, six hundred ninety-six thousand, four hundred ninety-one".