235255423979 has 2 divisors, whose sum is σ = 235255423980. Its totient is φ = 235255423978.

The previous prime is 235255423943. The next prime is 235255424023. The reversal of 235255423979 is 979324552532.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-235255423979 is a prime.

It is a super-2 number, since 2×235255423979² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (235255423279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117627711989 + 117627711990.

It is an arithmetic number, because the mean of its divisors is an integer number (117627711990).

Almost surely, 2^235255423979 is an apocalyptic number.

235255423979 is a deficient number, since it is larger than the sum of its proper divisors (1).

235255423979 is an equidigital number, since it uses as much as digits as its factorization.

235255423979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20412000, while the sum is 56.

The spelling of 235255423979 in words is "two hundred thirty-five billion, two hundred fifty-five million, four hundred twenty-three thousand, nine hundred seventy-nine".