56197796611 has 8 divisors (see below), whose sum is σ = 64533355200. Its totient is φ = 48400016040.

The previous prime is 56197796581. The next prime is 56197796651. The reversal of 56197796611 is 11669779165.

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 56197796611 - 2¹³ = 56197788419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56197796651) 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, 134444281 + ... + 134444698.

It is an arithmetic number, because the mean of its divisors is an integer number (8066669400).

Almost surely, 2^56197796611 is an apocalyptic number.

56197796611 is a deficient number, since it is larger than the sum of its proper divisors (8335558589).

56197796611 is a wasteful number, since it uses less digits than its factorization.

56197796611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268889009.

The product of its digits is 4286520, while the sum is 58.

The spelling of 56197796611 in words is "fifty-six billion, one hundred ninety-seven million, seven hundred ninety-six thousand, six hundred eleven".