8856077645 has 4 divisors (see below), whose sum is σ = 10627293180. Its totient is φ = 7084862112.

The previous prime is 8856077641. The next prime is 8856077663. The reversal of 8856077645 is 5467706588.

8856077645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4853490889 + 4002586756 = 69667^2 + 63266^2 .

It is a cyclic number.

It is not a de Polignac number, because 8856077645 - 2² = 8856077641 is a prime.

It is a super-3 number, since 3×8856077645³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8856077641) 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 3 ways as a sum of consecutive naturals, for example, 885607760 + ... + 885607769.

It is an arithmetic number, because the mean of its divisors is an integer number (2656823295).

Almost surely, 2^8856077645 is an apocalyptic number.

It is an amenable number.

8856077645 is a deficient number, since it is larger than the sum of its proper divisors (1771215535).

8856077645 is a wasteful number, since it uses less digits than its factorization.

8856077645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771215534.

The product of its (nonzero) digits is 11289600, while the sum is 56.

The square root of 8856077645 is about 94106.7353859436. The cubic root of 8856077645 is about 2068.9363906625.

The spelling of 8856077645 in words is "eight billion, eight hundred fifty-six million, seventy-seven thousand, six hundred forty-five".