581199376216 has 16 divisors (see below), whose sum is σ = 1089778080240. Its totient is φ = 290591888160.

The previous prime is 581199376211. The next prime is 581199376237. The reversal of 581199376216 is 612673991185.

581199376216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (581199376211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652020 + ... + 1259971.

It is an arithmetic number, because the mean of its divisors is an integer number (68111130015).

Almost surely, 2^581199376216 is an apocalyptic number.

It is an amenable number.

581199376216 is a deficient number, since it is larger than the sum of its proper divisors (508578704024).

581199376216 is a wasteful number, since it uses less digits than its factorization.

581199376216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1949994 (or 1949990 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 58.

The spelling of 581199376216 in words is "five hundred eighty-one billion, one hundred ninety-nine million, three hundred seventy-six thousand, two hundred sixteen".