14521937049 has 9 divisors (see below), whose sum is σ = 20976653503. Its totient is φ = 9681050352.

The previous prime is 14521936999. The next prime is 14521937147. The reversal of 14521937049 is 94073912541.

The square root of 14521937049 is 120507.

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

14521937049 is a `hidden beast` number, since 1 + 452 + 1 + 93 + 70 + 49 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14278577049 + 243360000 = 119493^2 + 15600^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 14521937049 - 2⁷ = 14521936921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14521936995 and 14521937013.

It is not an unprimeable number, because it can be changed into a prime (14521957049) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 341437 + ... + 381605.

Almost surely, 2^14521937049 is an apocalyptic number.

14521937049 is the 120507-th square number.

14521937049 is the 60254-th centered octagonal number.

It is an amenable number.

14521937049 is a deficient number, since it is larger than the sum of its proper divisors (6454716454).

14521937049 is an frugal number, since it uses more digits than its factorization.

14521937049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80344 (or 40172 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 14521937049 in words is "fourteen billion, five hundred twenty-one million, nine hundred thirty-seven thousand, forty-nine".