23494784255 has 4 divisors (see below), whose sum is σ = 28193741112. Its totient is φ = 18795827400.

The previous prime is 23494784251. The next prime is 23494784263. The reversal of 23494784255 is 55248749432.

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

It is not a de Polignac number, because 23494784255 - 2² = 23494784251 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23494784197 and 23494784206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23494784251) 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, 2349478421 + ... + 2349478430.

It is an arithmetic number, because the mean of its divisors is an integer number (7048435278).

Almost surely, 2^23494784255 is an apocalyptic number.

23494784255 is a deficient number, since it is larger than the sum of its proper divisors (4698956857).

23494784255 is an equidigital number, since it uses as much as digits as its factorization.

23494784255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4698956856.

The product of its digits is 9676800, while the sum is 53.

The spelling of 23494784255 in words is "twenty-three billion, four hundred ninety-four million, seven hundred eighty-four thousand, two hundred fifty-five".