216677112715612 has 12 divisors (see below), whose sum is σ = 379185188491480. Its totient is φ = 108338487432336.

The previous prime is 216677112715573. The next prime is 216677112715663. The reversal of 216677112715612 is 216517211776612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9802287 + ... + 23009542.

Almost surely, 2^{216677112715612} is an apocalyptic number.

It is an amenable number.

216677112715612 is a deficient number, since it is larger than the sum of its proper divisors (162508075775868).

216677112715612 is a wasteful number, since it uses less digits than its factorization.

216677112715612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34462740 (or 34462738 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 55.

The spelling of 216677112715612 in words is "two hundred sixteen trillion, six hundred seventy-seven billion, one hundred twelve million, seven hundred fifteen thousand, six hundred twelve".