6631545323382 has 32 divisors (see below), whose sum is σ = 15567488639232. Its totient is φ = 1843518390624.

The previous prime is 6631545323369. The next prime is 6631545323383. The reversal of 6631545323382 is 2833235451366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6631545323383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2133700288 + ... + 2133703395.

It is an arithmetic number, because the mean of its divisors is an integer number (486484019976).

Almost surely, 2^{6631545323382} is an apocalyptic number.

6631545323382 is an abundant number, since it is smaller than the sum of its proper divisors (8935943315850).

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

6631545323382 is a wasteful number, since it uses less digits than its factorization.

6631545323382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4267403732.

The product of its digits is 9331200, while the sum is 51.

The spelling of 6631545323382 in words is "six trillion, six hundred thirty-one billion, five hundred forty-five million, three hundred twenty-three thousand, three hundred eighty-two".