23416553443 has 4 divisors (see below), whose sum is σ = 23421328480. Its totient is φ = 23411778408.

The previous prime is 23416553417. The next prime is 23416553453. The reversal of 23416553443 is 34435561432.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23416553443 - 2¹⁷ = 23416422371 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23416553396 and 23416553405.

It is not an unprimeable number, because it can be changed into a prime (23416553453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2380155 + ... + 2389972.

It is an arithmetic number, because the mean of its divisors is an integer number (5855332120).

Almost surely, 2^23416553443 is an apocalyptic number.

23416553443 is a deficient number, since it is larger than the sum of its proper divisors (4775037).

23416553443 is an equidigital number, since it uses as much as digits as its factorization.

23416553443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4775036.

The product of its digits is 518400, while the sum is 40.

The spelling of 23416553443 in words is "twenty-three billion, four hundred sixteen million, five hundred fifty-three thousand, four hundred forty-three".