56505136652061 has 8 divisors (see below), whose sum is σ = 75933411984384. Its totient is φ = 37373476210560.

The previous prime is 56505136652047. The next prime is 56505136652117. The reversal of 56505136652061 is 16025663150565.

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

It is not a de Polignac number, because 56505136652061 - 2⁷ = 56505136651933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56505136651995 and 56505136652013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56505136657061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74153722260 + ... + 74153723021.

It is an arithmetic number, because the mean of its divisors is an integer number (9491676498048).

Almost surely, 2^{56505136652061} is an apocalyptic number.

It is an amenable number.

56505136652061 is a deficient number, since it is larger than the sum of its proper divisors (19428275332323).

56505136652061 is a wasteful number, since it uses less digits than its factorization.

56505136652061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148307445411.

The product of its (nonzero) digits is 4860000, while the sum is 51.

The spelling of 56505136652061 in words is "fifty-six trillion, five hundred five billion, one hundred thirty-six million, six hundred fifty-two thousand, sixty-one".