2163311300965 has 16 divisors (see below), whose sum is σ = 2681881182720. Its totient is φ = 1673467565760.

The previous prime is 2163311300897. The next prime is 2163311300971. The reversal of 2163311300965 is 5690031133612.

It is not a de Polignac number, because 2163311300965 - 2⁷ = 2163311300837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5449675 + ... + 5833144.

It is an arithmetic number, because the mean of its divisors is an integer number (167617573920).

Almost surely, 2^{2163311300965} is an apocalyptic number.

It is an amenable number.

2163311300965 is a deficient number, since it is larger than the sum of its proper divisors (518569881755).

2163311300965 is a wasteful number, since it uses less digits than its factorization.

2163311300965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11284092.

The product of its (nonzero) digits is 87480, while the sum is 40.

The spelling of 2163311300965 in words is "two trillion, one hundred sixty-three billion, three hundred eleven million, three hundred thousand, nine hundred sixty-five".