227611394402 has 18 divisors (see below), whose sum is σ = 397166898753. Its totient is φ = 97545716352.

The previous prime is 227611394371. The next prime is 227611394419. The reversal of 227611394402 is 204493116722.

227611394402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 212558803681 + 15052590721 = 461041^2 + 122689^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=337351.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 227611394402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4698818 + ... + 4747010.

Almost surely, 2^227611394402 is an apocalyptic number.

227611394402 is a deficient number, since it is larger than the sum of its proper divisors (169555504351).

227611394402 is an frugal number, since it uses more digits than its factorization.

227611394402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96402 (or 48202 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 227611394402 in words is "two hundred twenty-seven billion, six hundred eleven million, three hundred ninety-four thousand, four hundred two".