925263643919 has 2 divisors, whose sum is σ = 925263643920. Its totient is φ = 925263643918.

The previous prime is 925263643903. The next prime is 925263643933. The reversal of 925263643919 is 919346362529.

It is a happy number.

925263643919 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 925263643919 - 2⁴ = 925263643903 is a prime.

It is a super-2 number, since 2×925263643919² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (925263646919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 462631821959 + 462631821960.

It is an arithmetic number, because the mean of its divisors is an integer number (462631821960).

Almost surely, 2^925263643919 is an apocalyptic number.

925263643919 is a deficient number, since it is larger than the sum of its proper divisors (1).

925263643919 is an equidigital number, since it uses as much as digits as its factorization.

925263643919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18895680, while the sum is 59.

The spelling of 925263643919 in words is "nine hundred twenty-five billion, two hundred sixty-three million, six hundred forty-three thousand, nine hundred nineteen".