23445476338 has 4 divisors (see below), whose sum is σ = 35168214510. Its totient is φ = 11722738168.

The previous prime is 23445476333. The next prime is 23445476423. The reversal of 23445476338 is 83367454432.

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

It can be written as a sum of positive squares in only one way, i.e., 20607463809 + 2838012529 = 143553^2 + 53273^2 .

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 junction number, because it is equal to n+sod(n) for n = 23445476291 and 23445476300.

It is not an unprimeable number, because it can be changed into a prime (23445476333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5861369083 + ... + 5861369086.

Almost surely, 2^23445476338 is an apocalyptic number.

23445476338 is a deficient number, since it is larger than the sum of its proper divisors (11722738172).

23445476338 is a wasteful number, since it uses less digits than its factorization.

23445476338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11722738171.

The product of its digits is 5806080, while the sum is 49.

The spelling of 23445476338 in words is "twenty-three billion, four hundred forty-five million, four hundred seventy-six thousand, three hundred thirty-eight".