56189085895 has 8 divisors (see below), whose sum is σ = 67445352720. Its totient is φ = 44938968960.

The previous prime is 56189085853. The next prime is 56189085907. The reversal of 56189085895 is 59858098165.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56189085895 - 2¹⁹ = 56188561607 is a prime.

It is a super-3 number, since 3×56189085895³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1517346 + ... + 1553935.

It is an arithmetic number, because the mean of its divisors is an integer number (8430669090).

Almost surely, 2^56189085895 is an apocalyptic number.

56189085895 is a deficient number, since it is larger than the sum of its proper divisors (11256266825).

56189085895 is a wasteful number, since it uses less digits than its factorization.

56189085895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3074945.

The product of its (nonzero) digits is 31104000, while the sum is 64.

The spelling of 56189085895 in words is "fifty-six billion, one hundred eighty-nine million, eighty-five thousand, eight hundred ninety-five".