14506635646 has 4 divisors (see below), whose sum is σ = 21759953472. Its totient is φ = 7253317822.

The previous prime is 14506635623. The next prime is 14506635667. The reversal of 14506635646 is 64653660541.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 14506635596 and 14506635605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3626658910 + ... + 3626658913.

It is an arithmetic number, because the mean of its divisors is an integer number (5439988368).

Almost surely, 2^14506635646 is an apocalyptic number.

14506635646 is a deficient number, since it is larger than the sum of its proper divisors (7253317826).

14506635646 is an equidigital number, since it uses as much as digits as its factorization.

14506635646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7253317825.

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 14506635646 in words is "fourteen billion, five hundred six million, six hundred thirty-five thousand, six hundred forty-six".