28431196414 has 4 divisors (see below), whose sum is σ = 42646794624. Its totient is φ = 14215598206.

The previous prime is 28431196403. The next prime is 28431196429. The reversal of 28431196414 is 41469113482.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7107799102 + ... + 7107799105.

It is an arithmetic number, because the mean of its divisors is an integer number (10661698656).

Almost surely, 2^28431196414 is an apocalyptic number.

28431196414 is a deficient number, since it is larger than the sum of its proper divisors (14215598210).

28431196414 is a wasteful number, since it uses less digits than its factorization.

28431196414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14215598209.

The product of its digits is 165888, while the sum is 43.

The spelling of 28431196414 in words is "twenty-eight billion, four hundred thirty-one million, one hundred ninety-six thousand, four hundred fourteen".