56061155055 has 16 divisors (see below), whose sum is σ = 89795473920. Its totient is φ = 29866740768.

The previous prime is 56061155047. The next prime is 56061155057. The reversal of 56061155055 is 55055116065.

It is not a de Polignac number, because 56061155055 - 2³ = 56061155047 is a prime.

It is a super-2 number, since 2×56061155055² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56061155057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2019627 + ... + 2047196.

It is an arithmetic number, because the mean of its divisors is an integer number (5612217120).

Almost surely, 2^56061155055 is an apocalyptic number.

56061155055 is a deficient number, since it is larger than the sum of its proper divisors (33734318865).

56061155055 is a wasteful number, since it uses less digits than its factorization.

56061155055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4067750.

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 56061155055 in words is "fifty-six billion, sixty-one million, one hundred fifty-five thousand, fifty-five".