23521435234 has 8 divisors (see below), whose sum is σ = 38489621328. Its totient is φ = 10691561460.

The previous prime is 23521435219. The next prime is 23521435241. The reversal of 23521435234 is 43253412532.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-5 number, since 5×23521435234⁵ (a number of 53 digits) contains 55555 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23521435234.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 534578052 + ... + 534578095.

It is an arithmetic number, because the mean of its divisors is an integer number (4811202666).

Almost surely, 2^23521435234 is an apocalyptic number.

23521435234 is a deficient number, since it is larger than the sum of its proper divisors (14968186094).

23521435234 is a wasteful number, since it uses less digits than its factorization.

23521435234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069156160.

The product of its digits is 86400, while the sum is 34.

Adding to 23521435234 its reverse (43253412532), we get a palindrome (66774847766).

The spelling of 23521435234 in words is "twenty-three billion, five hundred twenty-one million, four hundred thirty-five thousand, two hundred thirty-four".