56136779159347 has 8 divisors (see below), whose sum is σ = 57009307245840. Its totient is φ = 55270461237600.

The previous prime is 56136779159327. The next prime is 56136779159359. The reversal of 56136779159347 is 74395197763165.

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

It is a cyclic number.

It is not a de Polignac number, because 56136779159347 - 2¹¹ = 56136779157299 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56136779159347.

It is not an unprimeable number, because it can be changed into a prime (56136779159327) 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, 1552522968 + ... + 1552559125.

It is an arithmetic number, because the mean of its divisors is an integer number (7126163405730).

Almost surely, 2^{56136779159347} is an apocalyptic number.

56136779159347 is a deficient number, since it is larger than the sum of its proper divisors (872528086493).

56136779159347 is a wasteful number, since it uses less digits than its factorization.

56136779159347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3105082373.

The product of its digits is 900169200, while the sum is 73.

The spelling of 56136779159347 in words is "fifty-six trillion, one hundred thirty-six billion, seven hundred seventy-nine million, one hundred fifty-nine thousand, three hundred forty-seven".