8966155477 has 8 divisors (see below), whose sum is σ = 9002984760. Its totient is φ = 8929352640.

The previous prime is 8966155433. The next prime is 8966155531. The reversal of 8966155477 is 7745516698.

8966155477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1773588996 + 7192566481 = 42114^2 + 84809^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8966155477 - 2⁷ = 8966155349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8966152477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 947823 + ... + 957235.

It is an arithmetic number, because the mean of its divisors is an integer number (1125373095).

Almost surely, 2^8966155477 is an apocalyptic number.

It is an amenable number.

8966155477 is a deficient number, since it is larger than the sum of its proper divisors (36829283).

8966155477 is a wasteful number, since it uses less digits than its factorization.

8966155477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13223.

The product of its digits is 12700800, while the sum is 58.

The square root of 8966155477 is about 94689.7854945295. The cubic root of 8966155477 is about 2077.4731610008.

The spelling of 8966155477 in words is "eight billion, nine hundred sixty-six million, one hundred fifty-five thousand, four hundred seventy-seven".