56106110561001 has 4 divisors (see below), whose sum is σ = 74808147414672. Its totient is φ = 37404073707332.

The previous prime is 56106110560987. The next prime is 56106110561069. The reversal of 56106110561001 is 10016501160165.

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 56106110561001 - 2¹⁵ = 56106110528233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56106110561201) 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, 9351018426831 + ... + 9351018426836.

It is an arithmetic number, because the mean of its divisors is an integer number (18702036853668).

Almost surely, 2^{56106110561001} is an apocalyptic number.

It is an amenable number.

56106110561001 is a deficient number, since it is larger than the sum of its proper divisors (18702036853671).

56106110561001 is a wasteful number, since it uses less digits than its factorization.

56106110561001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18702036853670.

The product of its (nonzero) digits is 5400, while the sum is 33.

The spelling of 56106110561001 in words is "fifty-six trillion, one hundred six billion, one hundred ten million, five hundred sixty-one thousand, one".