56028699355 has 4 divisors (see below), whose sum is σ = 67234439232. Its totient is φ = 44822959480.

The previous prime is 56028699341. The next prime is 56028699359. The reversal of 56028699355 is 55399682065.

It is a happy number.

56028699355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 56028699355 - 2²⁷ = 55894481627 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 56028699355.

It is not an unprimeable number, because it can be changed into a prime (56028699359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5602869931 + ... + 5602869940.

It is an arithmetic number, because the mean of its divisors is an integer number (16808609808).

Almost surely, 2^56028699355 is an apocalyptic number.

56028699355 is a deficient number, since it is larger than the sum of its proper divisors (11205739877).

56028699355 is a wasteful number, since it uses less digits than its factorization.

56028699355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11205739876.

The product of its (nonzero) digits is 17496000, while the sum is 58.

The spelling of 56028699355 in words is "fifty-six billion, twenty-eight million, six hundred ninety-nine thousand, three hundred fifty-five".