14553149906 has 4 divisors (see below), whose sum is σ = 21829724862. Its totient is φ = 7276574952.

The previous prime is 14553149843. The next prime is 14553149939. The reversal of 14553149906 is 60994135541.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 12229042225 + 2324107681 = 110585^2 + 48209^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3638287475 + ... + 3638287478.

Almost surely, 2^14553149906 is an apocalyptic number.

14553149906 is a deficient number, since it is larger than the sum of its proper divisors (7276574956).

14553149906 is an equidigital number, since it uses as much as digits as its factorization.

14553149906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7276574955.

The product of its (nonzero) digits is 583200, while the sum is 47.

The spelling of 14553149906 in words is "fourteen billion, five hundred fifty-three million, one hundred forty-nine thousand, nine hundred six".