56000511 has 16 divisors (see below), whose sum is σ = 94816000. Its totient is φ = 32000184.

The previous prime is 56000507. The next prime is 56000513. The reversal of 56000511 is 11500065.

It is not a de Polignac number, because 56000511 - 2² = 56000507 is a prime.

It is a super-2 number, since 2×56000511² = 6272114464522242, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56000513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147961 + ... + 148338.

It is an arithmetic number, because the mean of its divisors is an integer number (5926000).

Almost surely, 2^56000511 is an apocalyptic number.

56000511 is a deficient number, since it is larger than the sum of its proper divisors (38815489).

56000511 is a wasteful number, since it uses less digits than its factorization.

56000511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296315 (or 296309 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 56000511 is about 7483.3489160936. The cubic root of 56000511 is about 382.5874002507.

Adding to 56000511 its reverse (11500065), we get a palindrome (67500576).

The spelling of 56000511 in words is "fifty-six million, five hundred eleven", and thus it is an aban number.