6631545323383 has 2 divisors, whose sum is σ = 6631545323384. Its totient is φ = 6631545323382.

The previous prime is 6631545323369. The next prime is 6631545323387. The reversal of 6631545323383 is 3833235451366.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6631545323383 - 2¹³ = 6631545315191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6631545323383.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6631545323387) 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 as a sum of consecutive naturals, namely, 3315772661691 + 3315772661692.

It is an arithmetic number, because the mean of its divisors is an integer number (3315772661692).

Almost surely, 2^{6631545323383} is an apocalyptic number.

6631545323383 is a deficient number, since it is larger than the sum of its proper divisors (1).

6631545323383 is an equidigital number, since it uses as much as digits as its factorization.

6631545323383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13996800, while the sum is 52.

The spelling of 6631545323383 in words is "six trillion, six hundred thirty-one billion, five hundred forty-five million, three hundred twenty-three thousand, three hundred eighty-three".