56000005001 has 4 divisors (see below), whose sum is σ = 56013631104. Its totient is φ = 55986378900.

The previous prime is 56000004989. The next prime is 56000005049. The reversal of 56000005001 is 10050000065.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56000005001 - 2²² = 55995810697 is a prime.

It is a super-2 number, since 2×56000005001² (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 (56000005081) 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, 6806885 + ... + 6815106.

It is an arithmetic number, because the mean of its divisors is an integer number (14003407776).

Almost surely, 2^56000005001 is an apocalyptic number.

It is an amenable number.

56000005001 is a deficient number, since it is larger than the sum of its proper divisors (13626103).

56000005001 is a wasteful number, since it uses less digits than its factorization.

56000005001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13626102.

The product of its (nonzero) digits is 150, while the sum is 17.

Adding to 56000005001 its reverse (10050000065), we get a palindrome (66050005066).

The spelling of 56000005001 in words is "fifty-six billion, five thousand, one".