28336479532804 has 27 divisors (see below), whose sum is σ = 49650342432607. Its totient is φ = 14150689169408.

The previous prime is 28336479532759. The next prime is 28336479532901. The reversal of 28336479532804 is 40823597463382.

It is a happy number.

The square root of 28336479532804 is 5323202.

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

It can be written as a sum of positive squares in 4 ways, for example, as 11499572774404 + 16836906758400 = 3391102^2 + 4103280^2 .

It is a super-2 number, since 2×28336479532804² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 15000782292 + ... + 15000784180.

Almost surely, 2^{28336479532804} is an apocalyptic number.

28336479532804 is the 5323202-nd square number.

It is an amenable number.

28336479532804 is a deficient number, since it is larger than the sum of its proper divisors (21313862899803).

28336479532804 is an frugal number, since it uses more digits than its factorization.

28336479532804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6600 (or 3300 counting only the distinct ones).

The product of its (nonzero) digits is 209018880, while the sum is 64.

The spelling of 28336479532804 in words is "twenty-eight trillion, three hundred thirty-six billion, four hundred seventy-nine million, five hundred thirty-two thousand, eight hundred four".