56164300111 has 4 divisors (see below), whose sum is σ = 56188131192. Its totient is φ = 56140469032.

The previous prime is 56164300033. The next prime is 56164300141. The reversal of 56164300111 is 11100346165.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11100346165 = 5 ⋅2220069233.

It is a cyclic number.

It is not a de Polignac number, because 56164300111 - 2¹³ = 56164291919 is a prime.

It is a super-2 number, since 2×56164300111² (a number of 22 digits) contains 22 as substring.

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 56164300111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56164300141) 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, 11912005 + ... + 11916718.

It is an arithmetic number, because the mean of its divisors is an integer number (14047032798).

Almost surely, 2^56164300111 is an apocalyptic number.

56164300111 is a deficient number, since it is larger than the sum of its proper divisors (23831081).

56164300111 is a wasteful number, since it uses less digits than its factorization.

56164300111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23831080.

The product of its (nonzero) digits is 2160, while the sum is 28.

Adding to 56164300111 its reverse (11100346165), we get a palindrome (67264646276).

The spelling of 56164300111 in words is "fifty-six billion, one hundred sixty-four million, three hundred thousand, one hundred eleven".