13263242466 has 16 divisors (see below), whose sum is σ = 26846082144. Its totient is φ = 4367814624.

The previous prime is 13263242453. The next prime is 13263242477. The reversal of 13263242466 is 66424236231.

It is a super-2 number, since 2×13263242466² (a number of 21 digits) contains 22 as substring.

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, 13316011 + ... + 13317006.

It is an arithmetic number, because the mean of its divisors is an integer number (1677880134).

Almost surely, 2^13263242466 is an apocalyptic number.

13263242466 is an abundant number, since it is smaller than the sum of its proper divisors (13582839678).

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

13263242466 is a wasteful number, since it uses less digits than its factorization.

13263242466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26633105.

The product of its digits is 248832, while the sum is 39.

Adding to 13263242466 its reverse (66424236231), we get a palindrome (79687478697).

The spelling of 13263242466 in words is "thirteen billion, two hundred sixty-three million, two hundred forty-two thousand, four hundred sixty-six".