23233919047 has 2 divisors, whose sum is σ = 23233919048. Its totient is φ = 23233919046.

The previous prime is 23233919021. The next prime is 23233919053. The reversal of 23233919047 is 74091933232.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23233919047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23233918994 and 23233919012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23233919077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11616959523 + 11616959524.

It is an arithmetic number, because the mean of its divisors is an integer number (11616959524).

Almost surely, 2^23233919047 is an apocalyptic number.

23233919047 is a deficient number, since it is larger than the sum of its proper divisors (1).

23233919047 is an equidigital number, since it uses as much as digits as its factorization.

23233919047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 244944, while the sum is 43.

The spelling of 23233919047 in words is "twenty-three billion, two hundred thirty-three million, nine hundred nineteen thousand, forty-seven".