6631240421366 has 12 divisors (see below), whose sum is σ = 10933326149676. Its totient is φ = 3014200191420.

The previous prime is 6631240421363. The next prime is 6631240421369.

6631240421366 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (6631240421363) and next prime (6631240421369).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6631240421363) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13700909720 + ... + 13700910203.

It is an arithmetic number, because the mean of its divisors is an integer number (911110512473).

Almost surely, 2^{6631240421366} is an apocalyptic number.

6631240421366 is a deficient number, since it is larger than the sum of its proper divisors (4302085728310).

6631240421366 is a wasteful number, since it uses less digits than its factorization.

6631240421366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27401819947 (or 27401819936 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 6631240421366 in words is "six trillion, six hundred thirty-one billion, two hundred forty million, four hundred twenty-one thousand, three hundred sixty-six".