23216184649 has 8 divisors (see below), whose sum is σ = 26536883840. Its totient is φ = 19896510816.

The previous prime is 23216184647. The next prime is 23216184661. The reversal of 23216184649 is 94648161232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23216184649 - 2¹ = 23216184647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23216184599 and 23216184608.

It is not an unprimeable number, because it can be changed into a prime (23216184647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207189 + ... + 298930.

It is an arithmetic number, because the mean of its divisors is an integer number (3317110480).

Almost surely, 2^23216184649 is an apocalyptic number.

It is an amenable number.

23216184649 is a deficient number, since it is larger than the sum of its proper divisors (3320699191).

23216184649 is an equidigital number, since it uses as much as digits as its factorization.

23216184649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512679.

The product of its digits is 497664, while the sum is 46.

The spelling of 23216184649 in words is "twenty-three billion, two hundred sixteen million, one hundred eighty-four thousand, six hundred forty-nine".