7382646581406 has 128 divisors (see below), whose sum is σ = 16189906876416. Its totient is φ = 2235029483520.

The previous prime is 7382646581393. The next prime is 7382646581477. The reversal of 7382646581406 is 6041856462837.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 7382646581406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 377754471 + ... + 377774013.

It is an arithmetic number, because the mean of its divisors is an integer number (126483647472).

Almost surely, 2^{7382646581406} is an apocalyptic number.

7382646581406 is an abundant number, since it is smaller than the sum of its proper divisors (8807260295010).

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

7382646581406 is a wasteful number, since it uses less digits than its factorization.

7382646581406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20586.

The product of its (nonzero) digits is 46448640, while the sum is 60.

The spelling of 7382646581406 in words is "seven trillion, three hundred eighty-two billion, six hundred forty-six million, five hundred eighty-one thousand, four hundred six".