28380826583593 has 16 divisors (see below), whose sum is σ = 31621682405376. Its totient is φ = 25250171642640.

The previous prime is 28380826583569. The next prime is 28380826583609. The reversal of 28380826583593 is 39538562808382.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28380826583593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28380826583513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6295030 + ... + 9817792.

It is an arithmetic number, because the mean of its divisors is an integer number (1976355150336).

Almost surely, 2^{28380826583593} is an apocalyptic number.

It is an amenable number.

28380826583593 is a deficient number, since it is larger than the sum of its proper divisors (3240855821783).

28380826583593 is a wasteful number, since it uses less digits than its factorization.

28380826583593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3538404.

The product of its (nonzero) digits is 597196800, while the sum is 70.

The spelling of 28380826583593 in words is "twenty-eight trillion, three hundred eighty billion, eight hundred twenty-six million, five hundred eighty-three thousand, five hundred ninety-three".