12271658116 has 6 divisors (see below), whose sum is σ = 21475401710. Its totient is φ = 6135829056.

The previous prime is 12271658101. The next prime is 12271658197. The reversal of 12271658116 is 61185617221.

It can be written as a sum of positive squares in only one way, i.e., 9011704900 + 3259953216 = 94930^2 + 57096^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1533957261 + ... + 1533957268.

Almost surely, 2^12271658116 is an apocalyptic number.

It is an amenable number.

12271658116 is a deficient number, since it is larger than the sum of its proper divisors (9203743594).

12271658116 is a wasteful number, since it uses less digits than its factorization.

12271658116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3067914533 (or 3067914531 counting only the distinct ones).

The product of its digits is 40320, while the sum is 40.

The spelling of 12271658116 in words is "twelve billion, two hundred seventy-one million, six hundred fifty-eight thousand, one hundred sixteen".