4227780754773 has 96 divisors (see below), whose sum is σ = 6694620441600. Its totient is φ = 2658854802816.

The previous prime is 4227780754679. The next prime is 4227780754783. The reversal of 4227780754773 is 3774570877224.

It is a happy number.

4227780754773 is a `hidden beast` number, since 4 + 2 + 2 + 7 + 7 + 80 + 7 + 547 + 7 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-4227780754773 is a prime.

It is a super-2 number, since 2×4227780754773² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4227780754773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4227780754783) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1187910768 + ... + 1187914326.

It is an arithmetic number, because the mean of its divisors is an integer number (69735629600).

Almost surely, 2^{4227780754773} is an apocalyptic number.

It is an amenable number.

4227780754773 is a deficient number, since it is larger than the sum of its proper divisors (2466839686827).

4227780754773 is a wasteful number, since it uses less digits than its factorization.

4227780754773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4613 (or 4601 counting only the distinct ones).

The product of its (nonzero) digits is 129077760, while the sum is 63.

The spelling of 4227780754773 in words is "four trillion, two hundred twenty-seven billion, seven hundred eighty million, seven hundred fifty-four thousand, seven hundred seventy-three".