56100500056001 has 4 divisors (see below), whose sum is σ = 56101759851732. Its totient is φ = 56099240260272.

The previous prime is 56100500055997. The next prime is 56100500056019. The reversal of 56100500056001 is 10065000500165.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29995349193601 + 26105150862400 = 5476801^2 + 5109320^2 .

It is a cyclic number.

It is not a de Polignac number, because 56100500056001 - 2² = 56100500055997 is a prime.

It is a super-2 number, since 2×56100500056001² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56100500056501) 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, 629831066 + ... + 629920131.

It is an arithmetic number, because the mean of its divisors is an integer number (14025439962933).

Almost surely, 2^{56100500056001} is an apocalyptic number.

It is an amenable number.

56100500056001 is a deficient number, since it is larger than the sum of its proper divisors (1259795731).

56100500056001 is a wasteful number, since it uses less digits than its factorization.

56100500056001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259795730.

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

Adding to 56100500056001 its reverse (10065000500165), we get a palindrome (66165500556166).

The spelling of 56100500056001 in words is "fifty-six trillion, one hundred billion, five hundred million, fifty-six thousand, one".