2156688883363 has 8 divisors (see below), whose sum is σ = 2464811389440. Its totient is φ = 1848572400840.

The previous prime is 2156688883339. The next prime is 2156688883379. The reversal of 2156688883363 is 3633888866512.

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 2156688883363 - 2⁵ = 2156688883331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2156688883763) 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, 710653 + ... + 2195086.

It is an arithmetic number, because the mean of its divisors is an integer number (308101423680).

Almost surely, 2^{2156688883363} is an apocalyptic number.

2156688883363 is a deficient number, since it is larger than the sum of its proper divisors (308122506077).

2156688883363 is a wasteful number, since it uses less digits than its factorization.

2156688883363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3011777.

The product of its digits is 238878720, while the sum is 67.

The spelling of 2156688883363 in words is "two trillion, one hundred fifty-six billion, six hundred eighty-eight million, eight hundred eighty-three thousand, three hundred sixty-three".