14832991477 has 4 divisors (see below), whose sum is σ = 14836360140. Its totient is φ = 14829622816.

The previous prime is 14832991471. The next prime is 14832991493. The reversal of 14832991477 is 77419923841.

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 7219730961 + 7613260516 = 84969^2 + 87254^2 .

It is a cyclic number.

It is not a de Polignac number, because 14832991477 - 2²³ = 14824602869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14832991471) 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, 1677718 + ... + 1686535.

It is an arithmetic number, because the mean of its divisors is an integer number (3709090035).

Almost surely, 2^14832991477 is an apocalyptic number.

It is an amenable number.

14832991477 is a deficient number, since it is larger than the sum of its proper divisors (3368663).

14832991477 is an equidigital number, since it uses as much as digits as its factorization.

14832991477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3368662.

The product of its digits is 3048192, while the sum is 55.

The spelling of 14832991477 in words is "fourteen billion, eight hundred thirty-two million, nine hundred ninety-one thousand, four hundred seventy-seven".