234023402043 has 10 divisors (see below), whose sum is σ = 349590514284. Its totient is φ = 156015601308.

The previous prime is 234023402023. The next prime is 234023402069. The reversal of 234023402043 is 340204320432.

234023402043 is a `hidden beast` number, since 23 + 402 + 34 + 0 + 204 + 3 = 666.

It is not a de Polignac number, because 234023402043 - 2¹⁰ = 234023401019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 234023401998 and 234023402016.

It is not an unprimeable number, because it can be changed into a prime (234023402023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1444588821 + ... + 1444588982.

Almost surely, 2^234023402043 is an apocalyptic number.

234023402043 is a deficient number, since it is larger than the sum of its proper divisors (115567112241).

234023402043 is an equidigital number, since it uses as much as digits as its factorization.

234023402043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2889177815 (or 2889177806 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 234023402043 its reverse (340204320432), we get a palindrome (574227722475).

The spelling of 234023402043 in words is "two hundred thirty-four billion, twenty-three million, four hundred two thousand, forty-three".