213768543116 has 24 divisors (see below), whose sum is σ = 377149776864. Its totient is φ = 106013635200.

The previous prime is 213768543041. The next prime is 213768543137. The reversal of 213768543116 is 611345867312.

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, 123416 + ... + 665408.

It is an arithmetic number, because the mean of its divisors is an integer number (15714574036).

Almost surely, 2^213768543116 is an apocalyptic number.

It is an amenable number.

213768543116 is a deficient number, since it is larger than the sum of its proper divisors (163381233748).

213768543116 is a wasteful number, since it uses less digits than its factorization.

213768543116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542801 (or 542799 counting only the distinct ones).

The product of its digits is 725760, while the sum is 47.

The spelling of 213768543116 in words is "two hundred thirteen billion, seven hundred sixty-eight million, five hundred forty-three thousand, one hundred sixteen".