2016886631 has 2 divisors, whose sum is σ = 2016886632. Its totient is φ = 2016886630.

The previous prime is 2016886609. The next prime is 2016886633. The reversal of 2016886631 is 1366886102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2016886631 is a prime.

It is a super-2 number, since 2×2016886631² = 8135663364613060322, which contains 22 as substring.

Together with 2016886633, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2016886633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008443315 + 1008443316.

It is an arithmetic number, because the mean of its divisors is an integer number (1008443316).

Almost surely, 2^2016886631 is an apocalyptic number.

2016886631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2016886631 is an equidigital number, since it uses as much as digits as its factorization.

2016886631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 2016886631 is about 44909.7609768745. The cubic root of 2016886631 is about 1263.4570868405.

The spelling of 2016886631 in words is "two billion, sixteen million, eight hundred eighty-six thousand, six hundred thirty-one".