227804095557 has 6 divisors (see below), whose sum is σ = 329050360262. Its totient is φ = 151869397032.

The previous prime is 227804095553. The next prime is 227804095559. The reversal of 227804095557 is 755590408722.

227804095557 is a `hidden beast` number, since 2 + 2 + 7 + 80 + 4 + 0 + 9 + 5 + 557 = 666.

It can be written as a sum of positive squares in only one way, i.e., 222330167361 + 5473928196 = 471519^2 + 73986^2 .

It is not a de Polignac number, because 227804095557 - 2² = 227804095553 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227804095553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12655783078 + ... + 12655783095.

Almost surely, 2^227804095557 is an apocalyptic number.

It is an amenable number.

227804095557 is a deficient number, since it is larger than the sum of its proper divisors (101246264705).

227804095557 is a wasteful number, since it uses less digits than its factorization.

227804095557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25311566179 (or 25311566176 counting only the distinct ones).

The product of its (nonzero) digits is 7056000, while the sum is 54.

The spelling of 227804095557 in words is "two hundred twenty-seven billion, eight hundred four million, ninety-five thousand, five hundred fifty-seven".