8554771538 has 16 divisors (see below), whose sum is σ = 13284000000. Its totient is φ = 4126979472.

The previous prime is 8554771481. The next prime is 8554771553. The reversal of 8554771538 is 8351774558.

It is a self number, because there is not a number n which added to its sum of digits gives 8554771538.

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, 32213 + ... + 134711.

It is an arithmetic number, because the mean of its divisors is an integer number (830250000).

Almost surely, 2^8554771538 is an apocalyptic number.

8554771538 is a deficient number, since it is larger than the sum of its proper divisors (4729228462).

8554771538 is a wasteful number, since it uses less digits than its factorization.

8554771538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103969.

The product of its digits is 4704000, while the sum is 53.

The square root of 8554771538 is about 92492.0079682564. The cubic root of 8554771538 is about 2045.2016697236.

The spelling of 8554771538 in words is "eight billion, five hundred fifty-four million, seven hundred seventy-one thousand, five hundred thirty-eight".