7671163427646 has 32 divisors (see below), whose sum is σ = 15374765076768. Its totient is φ = 2551650017280.

The previous prime is 7671163427639. The next prime is 7671163427647. The reversal of 7671163427646 is 6467243611767.

It is a happy number.

It is a super-3 number, since 3×7671163427646³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7671163427646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7671163427647) 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, 16009726 + ... + 16481918.

It is an arithmetic number, because the mean of its divisors is an integer number (480461408649).

Almost surely, 2^{7671163427646} is an apocalyptic number.

7671163427646 is an abundant number, since it is smaller than the sum of its proper divisors (7703601649122).

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

7671163427646 is a wasteful number, since it uses less digits than its factorization.

7671163427646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477916.

The product of its digits is 42674688, while the sum is 60.

The spelling of 7671163427646 in words is "seven trillion, six hundred seventy-one billion, one hundred sixty-three million, four hundred twenty-seven thousand, six hundred forty-six".