258237892823 has 2 divisors, whose sum is σ = 258237892824. Its totient is φ = 258237892822.

The previous prime is 258237892789. The next prime is 258237892837. The reversal of 258237892823 is 328298732852.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 258237892823 - 2⁸ = 258237892567 is a prime.

It is a super-3 number, since 3×258237892823³ (a number of 35 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (258237892853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129118946411 + 129118946412.

It is an arithmetic number, because the mean of its divisors is an integer number (129118946412).

Almost surely, 2^258237892823 is an apocalyptic number.

258237892823 is a deficient number, since it is larger than the sum of its proper divisors (1).

258237892823 is an equidigital number, since it uses as much as digits as its factorization.

258237892823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23224320, while the sum is 59.

The spelling of 258237892823 in words is "two hundred fifty-eight billion, two hundred thirty-seven million, eight hundred ninety-two thousand, eight hundred twenty-three".