6461040331611 has 24 divisors (see below), whose sum is σ = 9471364680960. Its totient is φ = 4243610477616.

The previous prime is 6461040331579. The next prime is 6461040331639. The reversal of 6461040331611 is 1161330401646.

6461040331611 is a `hidden beast` number, since 6 + 4 + 6 + 1 + 0 + 4 + 0 + 3 + 31 + 611 = 666.

It is not a de Polignac number, because 6461040331611 - 2⁵ = 6461040331579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6461040331211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11778231 + ... + 12314576.

It is an arithmetic number, because the mean of its divisors is an integer number (394640195040).

Almost surely, 2^{6461040331611} is an apocalyptic number.

6461040331611 is a deficient number, since it is larger than the sum of its proper divisors (3010324349349).

6461040331611 is a wasteful number, since it uses less digits than its factorization.

6461040331611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24093255 (or 24093252 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 6461040331611 in words is "six trillion, four hundred sixty-one billion, forty million, three hundred thirty-one thousand, six hundred eleven".