13623055234 has 32 divisors (see below), whose sum is σ = 21880393920. Its totient is φ = 6351089472.

The previous prime is 13623055231. The next prime is 13623055253. The reversal of 13623055234 is 43255032631.

It is a super-2 number, since 2×13623055234² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13623055234.

It is not an unprimeable number, because it can be changed into a prime (13623055231) 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, 128257 + ... + 209035.

It is an arithmetic number, because the mean of its divisors is an integer number (683762310).

Almost surely, 2^13623055234 is an apocalyptic number.

13623055234 is a deficient number, since it is larger than the sum of its proper divisors (8257338686).

13623055234 is a wasteful number, since it uses less digits than its factorization.

13623055234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80914.

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 13623055234 its reverse (43255032631), we get a palindrome (56878087865).

The spelling of 13623055234 in words is "thirteen billion, six hundred twenty-three million, fifty-five thousand, two hundred thirty-four".