258295292819 has 2 divisors, whose sum is σ = 258295292820. Its totient is φ = 258295292818.

The previous prime is 258295292711. The next prime is 258295292833. The reversal of 258295292819 is 918292592852.

258295292819 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 258295292819 - 2³⁶ = 189575816083 is a prime.

It is a super-2 number, since 2×258295292819² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (258295292419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129147646409 + 129147646410.

It is an arithmetic number, because the mean of its divisors is an integer number (129147646410).

Almost surely, 2^258295292819 is an apocalyptic number.

258295292819 is a deficient number, since it is larger than the sum of its proper divisors (1).

258295292819 is an equidigital number, since it uses as much as digits as its factorization.

258295292819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18662400, while the sum is 62.

The spelling of 258295292819 in words is "two hundred fifty-eight billion, two hundred ninety-five million, two hundred ninety-two thousand, eight hundred nineteen".