227723657616 has 1215 divisors, whose sum is σ = 885688689249. Its totient is φ = 54424161792.

The previous prime is 227723657537. The next prime is 227723657627. The reversal of 227723657616 is 616756327722.

It is a happy number.

The square root of 227723657616 is 477204.

It is a perfect power (a square), and thus also a powerful number.

227723657616 is a `hidden beast` number, since 2 + 27 + 7 + 2 + 36 + 576 + 16 = 666.

It can be written as a sum of positive squares in only one way, i.e., 33686931600 + 194036726016 = 183540^2 + 440496^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 242 ways as a sum of consecutive naturals, for example, 9901028581 + ... + 9901028603.

Almost surely, 2^227723657616 is an apocalyptic number.

227723657616 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

227723657616 is the 477204-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 227723657616

227723657616 is an abundant number, since it is smaller than the sum of its proper divisors (657965031633).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

227723657616 is a wasteful number, since it uses less digits than its factorization.

227723657616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138 (or 67 counting only the distinct ones).

The product of its digits is 8890560, while the sum is 54.

The spelling of 227723657616 in words is "two hundred twenty-seven billion, seven hundred twenty-three million, six hundred fifty-seven thousand, six hundred sixteen".