28034144356 has 9 divisors (see below), whose sum is σ = 49060338649. Its totient is φ = 14016904744.

The previous prime is 28034144311. The next prime is 28034144363. The reversal of 28034144356 is 65344143082.

The square root of 28034144356 is 167434.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 27772222500 + 261921856 = 166650^2 + 16184^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 293010 + ... + 376726.

Almost surely, 2^28034144356 is an apocalyptic number.

28034144356 is the 167434-th square number.

It is an amenable number.

28034144356 is a deficient number, since it is larger than the sum of its proper divisors (21026194293).

28034144356 is an frugal number, since it uses more digits than its factorization.

28034144356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167438 (or 83719 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 28034144356 in words is "twenty-eight billion, thirty-four million, one hundred forty-four thousand, three hundred fifty-six".