8549772406983 has 12 divisors (see below), whose sum is σ = 12505996208160. Its totient is φ = 5627698292736.

The previous prime is 8549772406979. The next prime is 8549772407009. The reversal of 8549772406983 is 3896042779458.

8549772406983 is a `hidden beast` number, since 8 + 5 + 497 + 7 + 2 + 40 + 6 + 98 + 3 = 666.

It is not a de Polignac number, because 8549772406983 - 2² = 8549772406979 is a prime.

It is a super-2 number, since 2×8549772406983² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8549772406933) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6012497466 + ... + 6012498887.

It is an arithmetic number, because the mean of its divisors is an integer number (1042166350680).

Almost surely, 2^{8549772406983} is an apocalyptic number.

8549772406983 is a deficient number, since it is larger than the sum of its proper divisors (3956223801177).

8549772406983 is a wasteful number, since it uses less digits than its factorization.

8549772406983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12024996438 (or 12024996435 counting only the distinct ones).

The product of its (nonzero) digits is 731566080, while the sum is 72.

The spelling of 8549772406983 in words is "eight trillion, five hundred forty-nine billion, seven hundred seventy-two million, four hundred six thousand, nine hundred eighty-three".