235858606213 has 2 divisors, whose sum is σ = 235858606214. Its totient is φ = 235858606212.

The previous prime is 235858606187. The next prime is 235858606259. The reversal of 235858606213 is 312606858532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126663386404 + 109195219809 = 355898^2 + 330447^2 .

It is a cyclic number.

It is not a de Polignac number, because 235858606213 - 2²⁹ = 235321735301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235858601213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117929303106 + 117929303107.

It is an arithmetic number, because the mean of its divisors is an integer number (117929303107).

Almost surely, 2^235858606213 is an apocalyptic number.

It is an amenable number.

235858606213 is a deficient number, since it is larger than the sum of its proper divisors (1).

235858606213 is an equidigital number, since it uses as much as digits as its factorization.

235858606213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2073600, while the sum is 49.

The spelling of 235858606213 in words is "two hundred thirty-five billion, eight hundred fifty-eight million, six hundred six thousand, two hundred thirteen".