6461832381646 has 8 divisors (see below), whose sum is σ = 9693077931720. Its totient is φ = 3230806404408.

The previous prime is 6461832381643. The next prime is 6461832381647.

6461832381646 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6461832381643) 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 3 ways as a sum of consecutive naturals, for example, 54819616 + ... + 54937363.

It is an arithmetic number, because the mean of its divisors is an integer number (1211634741465).

Almost surely, 2^{6461832381646} is an apocalyptic number.

6461832381646 is a deficient number, since it is larger than the sum of its proper divisors (3231245550074).

6461832381646 is a wasteful number, since it uses less digits than its factorization.

6461832381646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109786418.

The product of its digits is 23887872, while the sum is 58.

The spelling of 6461832381646 in words is "six trillion, four hundred sixty-one billion, eight hundred thirty-two million, three hundred eighty-one thousand, six hundred forty-six".