12164352534 has 48 divisors (see below), whose sum is σ = 26954291520. Its totient is φ = 3963772800.

The previous prime is 12164352523. The next prime is 12164352587. The reversal of 12164352534 is 43525346121.

12164352534 is a `hidden beast` number, since 1 + 2 + 1 + 643 + 5 + 2 + 5 + 3 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101274 + ... + 185970.

It is an arithmetic number, because the mean of its divisors is an integer number (561547740).

Almost surely, 2^12164352534 is an apocalyptic number.

12164352534 is an abundant number, since it is smaller than the sum of its proper divisors (14789938986).

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

12164352534 is a wasteful number, since it uses less digits than its factorization.

12164352534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84885 (or 84882 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

Adding to 12164352534 its reverse (43525346121), we get a palindrome (55689698655).

The spelling of 12164352534 in words is "twelve billion, one hundred sixty-four million, three hundred fifty-two thousand, five hundred thirty-four".