227244736644 has 12 divisors (see below), whose sum is σ = 530237718864. Its totient is φ = 75748245544.

The previous prime is 227244736553. The next prime is 227244736669. The reversal of 227244736644 is 446637442722.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9468530682 + ... + 9468530705.

It is an arithmetic number, because the mean of its divisors is an integer number (44186476572).

Almost surely, 2^227244736644 is an apocalyptic number.

It is an amenable number.

227244736644 is an abundant number, since it is smaller than the sum of its proper divisors (302992982220).

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

227244736644 is a wasteful number, since it uses less digits than its factorization.

227244736644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18937061394 (or 18937061392 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 51.

The spelling of 227244736644 in words is "two hundred twenty-seven billion, two hundred forty-four million, seven hundred thirty-six thousand, six hundred forty-four".