227211636616 has 16 divisors (see below), whose sum is σ = 432022127040. Its totient is φ = 112005736080.

The previous prime is 227211636601. The next prime is 227211636661. The reversal of 227211636616 is 616636112722.

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, 200009676 + ... + 200010811.

It is an arithmetic number, because the mean of its divisors is an integer number (27001382940).

Almost surely, 2^227211636616 is an apocalyptic number.

It is an amenable number.

227211636616 is a deficient number, since it is larger than the sum of its proper divisors (204810490424).

227211636616 is a wasteful number, since it uses less digits than its factorization.

227211636616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400020564 (or 400020560 counting only the distinct ones).

The product of its digits is 217728, while the sum is 43.

The spelling of 227211636616 in words is "two hundred twenty-seven billion, two hundred eleven million, six hundred thirty-six thousand, six hundred sixteen".