14490140625 has 105 divisors (see below), whose sum is σ = 27312091807. Its totient is φ = 7655850000.

The previous prime is 14490140597. The next prime is 14490140633. The reversal of 14490140625 is 52604109441.

The square root of 14490140625 is 120375.

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

14490140625 is a `hidden beast` number, since 1 + 4 + 490 + 140 + 6 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 12694754241 + 1795386384 = 112671^2 + 42372^2 .

It is not a de Polignac number, because 14490140625 - 2⁵ = 14490140593 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14490140625.

It is an unprimeable number.

It is a polite number, since it can be written in 104 ways as a sum of consecutive naturals, for example, 135421822 + ... + 135421928.

Almost surely, 2^14490140625 is an apocalyptic number.

14490140625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

14490140625 is the 120375-th square number.

14490140625 is the 60188-th centered octagonal number.

It is an amenable number.

14490140625 is a deficient number, since it is larger than the sum of its proper divisors (12821951182).

14490140625 is an frugal number, since it uses more digits than its factorization.

14490140625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

Multiplying 14490140625 by its sum of digits (36), we get a square (521645062500 = 722250²).

The spelling of 14490140625 in words is "fourteen billion, four hundred ninety million, one hundred forty thousand, six hundred twenty-five".