234020423454 has 32 divisors (see below), whose sum is σ = 495990418176. Its totient is φ = 73356282240.

The previous prime is 234020423453. The next prime is 234020423459. The reversal of 234020423454 is 454324020432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234020423453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 845362 + ... + 1087509.

It is an arithmetic number, because the mean of its divisors is an integer number (15499700568).

Almost surely, 2^234020423454 is an apocalyptic number.

234020423454 is an abundant number, since it is smaller than the sum of its proper divisors (261969994722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

234020423454 is a wasteful number, since it uses less digits than its factorization.

234020423454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1934080.

The product of its (nonzero) digits is 92160, while the sum is 33.

Adding to 234020423454 its reverse (454324020432), we get a palindrome (688344443886).

The spelling of 234020423454 in words is "two hundred thirty-four billion, twenty million, four hundred twenty-three thousand, four hundred fifty-four".