14937864449 has 4 divisors (see below), whose sum is σ = 14939972820. Its totient is φ = 14935756080.

The previous prime is 14937864443. The next prime is 14937864463. The reversal of 14937864449 is 94446873941.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6261873424 + 8675991025 = 79132^2 + 93145^2 .

It is a cyclic number.

It is not a de Polignac number, because 14937864449 - 2⁴ = 14937864433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14937864443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1043522 + ... + 1057739.

It is an arithmetic number, because the mean of its divisors is an integer number (3734993205).

Almost surely, 2^14937864449 is an apocalyptic number.

It is an amenable number.

14937864449 is a deficient number, since it is larger than the sum of its proper divisors (2108371).

14937864449 is an equidigital number, since it uses as much as digits as its factorization.

14937864449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2108370.

The product of its digits is 20901888, while the sum is 59.

The spelling of 14937864449 in words is "fourteen billion, nine hundred thirty-seven million, eight hundred sixty-four thousand, four hundred forty-nine".