56061056061155 has 4 divisors (see below), whose sum is σ = 67273267273392. Its totient is φ = 44848844848920.

The previous prime is 56061056061149. The next prime is 56061056061229. The reversal of 56061056061155 is 55116065016065.

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

It is not a de Polignac number, because 56061056061155 - 2³⁰ = 56059982319331 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5606105606111 + ... + 5606105606120.

It is an arithmetic number, because the mean of its divisors is an integer number (16818316818348).

Almost surely, 2^{56061056061155} is an apocalyptic number.

56061056061155 is a deficient number, since it is larger than the sum of its proper divisors (11212211212237).

56061056061155 is a wasteful number, since it uses less digits than its factorization.

56061056061155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11212211212236.

The product of its (nonzero) digits is 810000, while the sum is 47.

The spelling of 56061056061155 in words is "fifty-six trillion, sixty-one billion, fifty-six million, sixty-one thousand, one hundred fifty-five".