258612270243 has 4 divisors (see below), whose sum is σ = 344816360328. Its totient is φ = 172408180160.

The previous prime is 258612270233. The next prime is 258612270251. The reversal of 258612270243 is 342072216852.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 258612270243 - 2⁶ = 258612270179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 258612270195 and 258612270204.

It is not an unprimeable number, because it can be changed into a prime (258612270233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43102045038 + ... + 43102045043.

It is an arithmetic number, because the mean of its divisors is an integer number (86204090082).

Almost surely, 2^258612270243 is an apocalyptic number.

258612270243 is a deficient number, since it is larger than the sum of its proper divisors (86204090085).

258612270243 is an equidigital number, since it uses as much as digits as its factorization.

258612270243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86204090084.

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 258612270243 in words is "two hundred fifty-eight billion, six hundred twelve million, two hundred seventy thousand, two hundred forty-three".