56650500011 has 4 divisors (see below), whose sum is σ = 64743428592. Its totient is φ = 48557571432.

The previous prime is 56650500007. The next prime is 56650500047. The reversal of 56650500011 is 11000505665.

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

It is a cyclic number.

It is not a de Polignac number, because 56650500011 - 2² = 56650500007 is a prime.

It is a super-2 number, since 2×56650500011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56650500061) 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, 4046464280 + ... + 4046464293.

It is an arithmetic number, because the mean of its divisors is an integer number (16185857148).

Almost surely, 2^56650500011 is an apocalyptic number.

56650500011 is a deficient number, since it is larger than the sum of its proper divisors (8092928581).

56650500011 is an equidigital number, since it uses as much as digits as its factorization.

56650500011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8092928580.

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 56650500011 in words is "fifty-six billion, six hundred fifty million, five hundred thousand, eleven".