14215634636 has 48 divisors (see below), whose sum is σ = 29263245312. Its totient is φ = 5915548800.

The previous prime is 14215634621. The next prime is 14215634683. The reversal of 14215634636 is 63643651241.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a junction number, because it is equal to n+sod(n) for n = 14215634593 and 14215634602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212885 + ... + 271571.

It is an arithmetic number, because the mean of its divisors is an integer number (609650944).

Almost surely, 2^14215634636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14215634636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14631622656).

14215634636 is an abundant number, since it is smaller than the sum of its proper divisors (15047610676).

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

14215634636 is a wasteful number, since it uses less digits than its factorization.

14215634636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58950 (or 58948 counting only the distinct ones).

The product of its digits is 311040, while the sum is 41.

The spelling of 14215634636 in words is "fourteen billion, two hundred fifteen million, six hundred thirty-four thousand, six hundred thirty-six".