28059551795 has 16 divisors (see below), whose sum is σ = 36775130112. Its totient is φ = 20383265760.

The previous prime is 28059551791. The next prime is 28059551797. The reversal of 28059551795 is 59715595082.

It is not a de Polignac number, because 28059551795 - 2² = 28059551791 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 28059551795.

It is not an unprimeable number, because it can be changed into a prime (28059551791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248117 + ... + 343046.

It is an arithmetic number, because the mean of its divisors is an integer number (2298445632).

Almost surely, 2^28059551795 is an apocalyptic number.

28059551795 is a deficient number, since it is larger than the sum of its proper divisors (8715578317).

28059551795 is a wasteful number, since it uses less digits than its factorization.

28059551795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592042.

The product of its (nonzero) digits is 5670000, while the sum is 56.

The spelling of 28059551795 in words is "twenty-eight billion, fifty-nine million, five hundred fifty-one thousand, seven hundred ninety-five".