2631666020214 has 384 divisors, whose sum is σ = 7416120499200. Its totient is φ = 602574888960.

The previous prime is 2631666020213. The next prime is 2631666020251. The reversal of 2631666020214 is 4120206661362.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2631666020213) 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 191 ways as a sum of consecutive naturals, for example, 252335952 + ... + 252346380.

It is an arithmetic number, because the mean of its divisors is an integer number (19312813800).

Almost surely, 2^{2631666020214} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2631666020214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3708060249600).

2631666020214 is an abundant number, since it is smaller than the sum of its proper divisors (4784454478986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2631666020214 is a wasteful number, since it uses less digits than its factorization.

2631666020214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10596 (or 10577 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 39.

The spelling of 2631666020214 in words is "two trillion, six hundred thirty-one billion, six hundred sixty-six million, twenty thousand, two hundred fourteen".