56155051103 has 8 divisors (see below), whose sum is σ = 59959287168. Its totient is φ = 52464374424.

The previous prime is 56155051079. The next prime is 56155051193. The reversal of 56155051103 is 30115055165.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56155051103 is a prime.

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 56155051103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56155051193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28388825 + ... + 28390802.

It is an arithmetic number, because the mean of its divisors is an integer number (7494910896).

Almost surely, 2^56155051103 is an apocalyptic number.

56155051103 is a deficient number, since it is larger than the sum of its proper divisors (3804236065).

56155051103 is a wasteful number, since it uses less digits than its factorization.

56155051103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56779693.

The product of its (nonzero) digits is 11250, while the sum is 32.

The spelling of 56155051103 in words is "fifty-six billion, one hundred fifty-five million, fifty-one thousand, one hundred three".