13636232464 has 10 divisors (see below), whose sum is σ = 26420200430. Its totient is φ = 6818116224.

The previous prime is 13636232459. The next prime is 13636232483. The reversal of 13636232464 is 46423263631.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11705508864 + 1930723600 = 108192^2 + 43940^2 .

It is a super-2 number, since 2×13636232464² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426132249 + ... + 426132280.

It is an arithmetic number, because the mean of its divisors is an integer number (2642020043).

Almost surely, 2^13636232464 is an apocalyptic number.

It is an amenable number.

13636232464 is a deficient number, since it is larger than the sum of its proper divisors (12783967966).

13636232464 is an equidigital number, since it uses as much as digits as its factorization.

13636232464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852264537 (or 852264531 counting only the distinct ones).

The product of its digits is 373248, while the sum is 40.

The spelling of 13636232464 in words is "thirteen billion, six hundred thirty-six million, two hundred thirty-two thousand, four hundred sixty-four".