56115611651165 has 8 divisors (see below), whose sum is σ = 73460437070688. Its totient is φ = 40811353928080.

The previous prime is 56115611651131. The next prime is 56115611651167.

56115611651165 is nontrivially palindromic in base 10.

56115611651165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 56115611651165 - 2⁶ = 56115611651101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56115611651167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 510141924047 + ... + 510141924156.

It is an arithmetic number, because the mean of its divisors is an integer number (9182554633836).

Almost surely, 2^{56115611651165} is an apocalyptic number.

56115611651165 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56115611651165 is a deficient number, since it is larger than the sum of its proper divisors (17344825419523).

56115611651165 is a wasteful number, since it uses less digits than its factorization.

56115611651165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020283848219.

The product of its digits is 810000, while the sum is 50.

The spelling of 56115611651165 in words is "fifty-six trillion, one hundred fifteen billion, six hundred eleven million, six hundred fifty-one thousand, one hundred sixty-five".