8625969823 has 2 divisors, whose sum is σ = 8625969824. Its totient is φ = 8625969822.

The previous prime is 8625969799. The next prime is 8625969839. The reversal of 8625969823 is 3289695268.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8625969823 - 2³³ = 36035231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8625960823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4312984911 + 4312984912.

It is an arithmetic number, because the mean of its divisors is an integer number (4312984912).

Almost surely, 2^8625969823 is an apocalyptic number.

8625969823 is a deficient number, since it is larger than the sum of its proper divisors (1).

8625969823 is an equidigital number, since it uses as much as digits as its factorization.

8625969823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11197440, while the sum is 58.

The square root of 8625969823 is about 92876.0993097794. The cubic root of 8625969823 is about 2050.8598275351.

The spelling of 8625969823 in words is "eight billion, six hundred twenty-five million, nine hundred sixty-nine thousand, eight hundred twenty-three".