226148777644 has 12 divisors (see below), whose sum is σ = 400528558584. Its totient is φ = 111712046624.

The previous prime is 226148777623. The next prime is 226148777663. The reversal of 226148777644 is 446777841622.

It is a super-2 number, since 2×226148777644² (a number of 24 digits) contains 22 as substring.

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, 340585177 + ... + 340585840.

It is an arithmetic number, because the mean of its divisors is an integer number (33377379882).

Almost surely, 2^226148777644 is an apocalyptic number.

It is an amenable number.

226148777644 is a deficient number, since it is larger than the sum of its proper divisors (174379780940).

226148777644 is a wasteful number, since it uses less digits than its factorization.

226148777644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681171104 (or 681171102 counting only the distinct ones).

The product of its digits is 25288704, while the sum is 58.

The spelling of 226148777644 in words is "two hundred twenty-six billion, one hundred forty-eight million, seven hundred seventy-seven thousand, six hundred forty-four".