8957645650 has 24 divisors (see below), whose sum is σ = 16934361444. Its totient is φ = 3524318400.

The previous prime is 8957645639. The next prime is 8957645651. The reversal of 8957645650 is 565467598.

8957645650 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 6 ways, for example, as 665175681 + 8292469969 = 25791^2 + 91063^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8957645591 and 8957645600.

It is not an unprimeable number, because it can be changed into a prime (8957645651) 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 11 ways as a sum of consecutive naturals, for example, 1465417 + ... + 1471516.

Almost surely, 2^8957645650 is an apocalyptic number.

8957645650 is a deficient number, since it is larger than the sum of its proper divisors (7976715794).

8957645650 is a wasteful number, since it uses less digits than its factorization.

8957645650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2937006 (or 2937001 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 55.

The square root of 8957645650 is about 94644.8395317991. The cubic root of 8957645650 is about 2076.8157059280.

The spelling of 8957645650 in words is "eight billion, nine hundred fifty-seven million, six hundred forty-five thousand, six hundred fifty".