89246322661 has 4 divisors (see below), whose sum is σ = 89246932812. Its totient is φ = 89245712512.

The previous prime is 89246322619. The next prime is 89246322691. The reversal of 89246322661 is 16622364298.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 16622364298 = 2 ⋅8311182149.

It can be written as a sum of positive squares in 2 ways, for example, as 24631733025 + 64614589636 = 156945^2 + 254194^2 .

It is a cyclic number.

It is not a de Polignac number, because 89246322661 - 2¹⁷ = 89246191589 is a prime.

It is a super-2 number, since 2×89246322661² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89246322691) 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, 59775 + ... + 426691.

It is an arithmetic number, because the mean of its divisors is an integer number (22311733203).

Almost surely, 2^89246322661 is an apocalyptic number.

It is an amenable number.

89246322661 is a deficient number, since it is larger than the sum of its proper divisors (610151).

89246322661 is a wasteful number, since it uses less digits than its factorization.

89246322661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610150.

The product of its digits is 1492992, while the sum is 49.

The spelling of 89246322661 in words is "eighty-nine billion, two hundred forty-six million, three hundred twenty-two thousand, six hundred sixty-one".