14783227491 has 4 divisors (see below), whose sum is σ = 19710969992. Its totient is φ = 9855484992.

The previous prime is 14783227469. The next prime is 14783227559. The reversal of 14783227491 is 19472238741.

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

It is not a de Polignac number, because 14783227491 - 2¹³ = 14783219299 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 14783227491.

It is not an unprimeable number, because it can be changed into a prime (14783227411) 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, 2463871246 + ... + 2463871251.

It is an arithmetic number, because the mean of its divisors is an integer number (4927742498).

Almost surely, 2^14783227491 is an apocalyptic number.

14783227491 is a deficient number, since it is larger than the sum of its proper divisors (4927742501).

14783227491 is an equidigital number, since it uses as much as digits as its factorization.

14783227491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4927742500.

The product of its digits is 677376, while the sum is 48.

The spelling of 14783227491 in words is "fourteen billion, seven hundred eighty-three million, two hundred twenty-seven thousand, four hundred ninety-one".