481979382642 has 16 divisors (see below), whose sum is σ = 1071065294880. Its totient is φ = 160659794196.

The previous prime is 481979382631. The next prime is 481979382697. The reversal of 481979382642 is 246283979184.

481979382642 is a `hidden beast` number, since 4 + 8 + 197 + 9 + 382 + 64 + 2 = 666.

481979382642 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 481979382642.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4462772008 + ... + 4462772115.

It is an arithmetic number, because the mean of its divisors is an integer number (66941580930).

Almost surely, 2^481979382642 is an apocalyptic number.

481979382642 is an abundant number, since it is smaller than the sum of its proper divisors (589085912238).

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

481979382642 is a wasteful number, since it uses less digits than its factorization.

481979382642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8925544134 (or 8925544128 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 63.

The spelling of 481979382642 in words is "four hundred eighty-one billion, nine hundred seventy-nine million, three hundred eighty-two thousand, six hundred forty-two".