258863441917 has 8 divisors (see below), whose sum is σ = 266213787392. Its totient is φ = 251531730000.

The previous prime is 258863441909. The next prime is 258863441933. The reversal of 258863441917 is 719144368852.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 258863441917 - 2³ = 258863441909 is a prime.

It is a super-2 number, since 2×258863441917² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258863441987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4630209 + ... + 4685782.

It is an arithmetic number, because the mean of its divisors is an integer number (33276723424).

Almost surely, 2^258863441917 is an apocalyptic number.

It is an amenable number.

258863441917 is a deficient number, since it is larger than the sum of its proper divisors (7350345475).

258863441917 is an equidigital number, since it uses as much as digits as its factorization.

258863441917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9316779.

The product of its digits is 11612160, while the sum is 58.

The spelling of 258863441917 in words is "two hundred fifty-eight billion, eight hundred sixty-three million, four hundred forty-one thousand, nine hundred seventeen".