23534321234 has 16 divisors (see below), whose sum is σ = 38775084480. Its totient is φ = 10663147440.

The previous prime is 23534321207. The next prime is 23534321323. The reversal of 23534321234 is 43212343532.

It is a self number, because there is not a number n which added to its sum of digits gives 23534321234.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13462697 + ... + 13464444.

It is an arithmetic number, because the mean of its divisors is an integer number (2423442780).

Almost surely, 2^23534321234 is an apocalyptic number.

23534321234 is a deficient number, since it is larger than the sum of its proper divisors (15240763246).

23534321234 is a wasteful number, since it uses less digits than its factorization.

23534321234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26927185.

The product of its digits is 51840, while the sum is 32.

Adding to 23534321234 its reverse (43212343532), we get a palindrome (66746664766).

The spelling of 23534321234 in words is "twenty-three billion, five hundred thirty-four million, three hundred twenty-one thousand, two hundred thirty-four".