56306163361 has 4 divisors (see below), whose sum is σ = 64349900992. Its totient is φ = 48262425732.

The previous prime is 56306163323. The next prime is 56306163383. The reversal of 56306163361 is 16336160365.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56306163361 - 2⁹ = 56306162849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56306163391) 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 3 ways as a sum of consecutive naturals, for example, 4021868805 + ... + 4021868818.

It is an arithmetic number, because the mean of its divisors is an integer number (16087475248).

Almost surely, 2^56306163361 is an apocalyptic number.

It is an amenable number.

56306163361 is a deficient number, since it is larger than the sum of its proper divisors (8043737631).

56306163361 is an equidigital number, since it uses as much as digits as its factorization.

56306163361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8043737630.

The product of its (nonzero) digits is 174960, while the sum is 40.

The spelling of 56306163361 in words is "fifty-six billion, three hundred six million, one hundred sixty-three thousand, three hundred sixty-one".