91822262969 has 4 divisors (see below), whose sum is σ = 95814535296. Its totient is φ = 87829990644.

The previous prime is 91822262957. The next prime is 91822263011. The reversal of 91822262969 is 96926222819.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 96926222819 = 31 ⋅3126652349.

It is a cyclic number.

It is not a de Polignac number, because 91822262969 - 2⁴ = 91822262953 is a prime.

It is a super-2 number, since 2×91822262969² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (91822262069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1996136129 + ... + 1996136174.

It is an arithmetic number, because the mean of its divisors is an integer number (23953633824).

Almost surely, 2^91822262969 is an apocalyptic number.

It is an amenable number.

91822262969 is a deficient number, since it is larger than the sum of its proper divisors (3992272327).

91822262969 is a wasteful number, since it uses less digits than its factorization.

91822262969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3992272326.

The product of its digits is 3359232, while the sum is 56.

The spelling of 91822262969 in words is "ninety-one billion, eight hundred twenty-two million, two hundred sixty-two thousand, nine hundred sixty-nine".