885089262691 has 2 divisors, whose sum is σ = 885089262692. Its totient is φ = 885089262690.

The previous prime is 885089262683. The next prime is 885089262773. The reversal of 885089262691 is 196262980588.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 885089262691 - 2³ = 885089262683 is a prime.

It is a super-2 number, since 2×885089262691² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (885089262661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442544631345 + 442544631346.

It is an arithmetic number, because the mean of its divisors is an integer number (442544631346).

Almost surely, 2^885089262691 is an apocalyptic number.

885089262691 is a deficient number, since it is larger than the sum of its proper divisors (1).

885089262691 is an equidigital number, since it uses as much as digits as its factorization.

885089262691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29859840, while the sum is 64.

The spelling of 885089262691 in words is "eight hundred eighty-five billion, eighty-nine million, two hundred sixty-two thousand, six hundred ninety-one".