14970256609 has 45 divisors (see below), whose sum is σ = 19281190481. Its totient is φ = 11613746760.

The previous prime is 14970256607. The next prime is 14970256619. The reversal of 14970256609 is 90665207941.

It is a happy number.

The square root of 14970256609 is 122353.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 14970256609 - 2¹ = 14970256607 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (14970256607) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 65948154 + ... + 65948380.

Almost surely, 2^14970256609 is an apocalyptic number.

14970256609 is the 122353-rd square number.

14970256609 is the 61177-th centered octagonal number.

It is an amenable number.

14970256609 is a deficient number, since it is larger than the sum of its proper divisors (4310933872).

14970256609 is an frugal number, since it uses more digits than its factorization.

14970256609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504 (or 245 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 49.

Multiplying 14970256609 by its sum of digits (49), we get a square (733542573841 = 856471²).

14970256609 divided by its sum of digits (49) gives a square (305515441 = 17479²).

The spelling of 14970256609 in words is "fourteen billion, nine hundred seventy million, two hundred fifty-six thousand, six hundred nine".