28277431414 has 8 divisors (see below), whose sum is σ = 42536307240. Its totient is φ = 14098662336.

The previous prime is 28277431381. The next prime is 28277431463. The reversal of 28277431414 is 41413477282.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×28277431414² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20025804 + ... + 20027215.

It is an arithmetic number, because the mean of its divisors is an integer number (5317038405).

Almost surely, 2^28277431414 is an apocalyptic number.

28277431414 is a deficient number, since it is larger than the sum of its proper divisors (14258875826).

28277431414 is a wasteful number, since it uses less digits than its factorization.

28277431414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40053374.

The product of its digits is 301056, while the sum is 43.

The spelling of 28277431414 in words is "twenty-eight billion, two hundred seventy-seven million, four hundred thirty-one thousand, four hundred fourteen".