1228773710904 has 32 divisors (see below), whose sum is σ = 3081049829520. Its totient is φ = 408375830016.

The previous prime is 1228773710837. The next prime is 1228773710929. The reversal of 1228773710904 is 4090173778221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75954679 + ... + 75970854.

Almost surely, 2^{1228773710904} is an apocalyptic number.

It is an amenable number.

1228773710904 is an abundant number, since it is smaller than the sum of its proper divisors (1852276118616).

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

1228773710904 is a wasteful number, since it uses less digits than its factorization.

1228773710904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151925879 (or 151925875 counting only the distinct ones).

The product of its (nonzero) digits is 1185408, while the sum is 51.

The spelling of 1228773710904 in words is "one trillion, two hundred twenty-eight billion, seven hundred seventy-three million, seven hundred ten thousand, nine hundred four".