233985879859 has 2 divisors, whose sum is σ = 233985879860. Its totient is φ = 233985879858.

The previous prime is 233985879821. The next prime is 233985879887. The reversal of 233985879859 is 958978589332.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 233985879859 - 2¹³ = 233985871667 is a prime.

It is not a weakly prime, because it can be changed into another prime (233985871859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116992939929 + 116992939930.

It is an arithmetic number, because the mean of its divisors is an integer number (116992939930).

Almost surely, 2^233985879859 is an apocalyptic number.

233985879859 is a deficient number, since it is larger than the sum of its proper divisors (1).

233985879859 is an equidigital number, since it uses as much as digits as its factorization.

233985879859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1175731200, while the sum is 76.

The spelling of 233985879859 in words is "two hundred thirty-three billion, nine hundred eighty-five million, eight hundred seventy-nine thousand, eight hundred fifty-nine".