14665536406 has 4 divisors (see below), whose sum is σ = 21998304612. Its totient is φ = 7332768202.

The previous prime is 14665536397. The next prime is 14665536427. The reversal of 14665536406 is 60463556641.

It is a happy number.

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

It is a super-2 number, since 2×14665536406² (a number of 21 digits) contains 22 as substring.

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, 3666384100 + ... + 3666384103.

It is an arithmetic number, because the mean of its divisors is an integer number (5499576153).

Almost surely, 2^14665536406 is an apocalyptic number.

14665536406 is a deficient number, since it is larger than the sum of its proper divisors (7332768206).

14665536406 is an equidigital number, since it uses as much as digits as its factorization.

14665536406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7332768205.

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

The spelling of 14665536406 in words is "fourteen billion, six hundred sixty-five million, five hundred thirty-six thousand, four hundred six".