227664683131 has 4 divisors (see below), whose sum is σ = 227677861000. Its totient is φ = 227651505264.

The previous prime is 227664683033. The next prime is 227664683167. The reversal of 227664683131 is 131386466722.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-227664683131 is a prime.

It is a super-2 number, since 2×227664683131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (227664683731) 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, 6562986 + ... + 6597583.

It is an arithmetic number, because the mean of its divisors is an integer number (56919465250).

Almost surely, 2^227664683131 is an apocalyptic number.

227664683131 is a deficient number, since it is larger than the sum of its proper divisors (13177869).

227664683131 is a wasteful number, since it uses less digits than its factorization.

227664683131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13177868.

The product of its digits is 1741824, while the sum is 49.

The spelling of 227664683131 in words is "two hundred twenty-seven billion, six hundred sixty-four million, six hundred eighty-three thousand, one hundred thirty-one".