23425536047 has 2 divisors, whose sum is σ = 23425536048. Its totient is φ = 23425536046.

The previous prime is 23425536023. The next prime is 23425536073. The reversal of 23425536047 is 74063552432.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23425536047 - 2⁶ = 23425535983 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23425535995 and 23425536013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23425536097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11712768023 + 11712768024.

It is an arithmetic number, because the mean of its divisors is an integer number (11712768024).

Almost surely, 2^23425536047 is an apocalyptic number.

23425536047 is a deficient number, since it is larger than the sum of its proper divisors (1).

23425536047 is an equidigital number, since it uses as much as digits as its factorization.

23425536047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 41.

The spelling of 23425536047 in words is "twenty-three billion, four hundred twenty-five million, five hundred thirty-six thousand, forty-seven".