890161616011 has 24 divisors (see below), whose sum is σ = 985459267584. Its totient is φ = 802420605360.

The previous prime is 890161615999. The next prime is 890161616027. The reversal of 890161616011 is 110616161098.

It is not a de Polignac number, because 890161616011 - 2¹⁷ = 890161484939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (890161616081) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1305220 + ... + 1866526.

It is an arithmetic number, because the mean of its divisors is an integer number (41060802816).

Almost surely, 2^890161616011 is an apocalyptic number.

890161616011 is a deficient number, since it is larger than the sum of its proper divisors (95297651573).

890161616011 is a wasteful number, since it uses less digits than its factorization.

890161616011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561559 (or 561540 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 40.

The spelling of 890161616011 in words is "eight hundred ninety billion, one hundred sixty-one million, six hundred sixteen thousand, eleven".