56206557011 has 8 divisors (see below), whose sum is σ = 61367655024. Its totient is φ = 51054027520.

The previous prime is 56206556999. The next prime is 56206557041. The reversal of 56206557011 is 11075560265.

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

It is a cyclic number.

It is not a de Polignac number, because 56206557011 - 2¹⁴ = 56206540627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56206557041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2128406 + ... + 2154651.

It is an arithmetic number, because the mean of its divisors is an integer number (7670956878).

Almost surely, 2^56206557011 is an apocalyptic number.

56206557011 is a deficient number, since it is larger than the sum of its proper divisors (5161098013).

56206557011 is a wasteful number, since it uses less digits than its factorization.

56206557011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4284261.

The product of its (nonzero) digits is 63000, while the sum is 38.

The spelling of 56206557011 in words is "fifty-six billion, two hundred six million, five hundred fifty-seven thousand, eleven".