235431023451 has 24 divisors (see below), whose sum is σ = 341523360576. Its totient is φ = 144193926240.

The previous prime is 235431023431. The next prime is 235431023459. The reversal of 235431023451 is 154320134532.

235431023451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 235431023451 - 2²² = 235426829147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (235431023459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 993405 + ... + 1207358.

It is an arithmetic number, because the mean of its divisors is an integer number (14230140024).

Almost surely, 2^235431023451 is an apocalyptic number.

235431023451 is a deficient number, since it is larger than the sum of its proper divisors (106092337125).

235431023451 is a wasteful number, since it uses less digits than its factorization.

235431023451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2201003 (or 2200990 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 235431023451 its reverse (154320134532), we get a palindrome (389751157983).

The spelling of 235431023451 in words is "two hundred thirty-five billion, four hundred thirty-one million, twenty-three thousand, four hundred fifty-one".