4950044865 has 36 divisors (see below), whose sum is σ = 8909687124. Its totient is φ = 2640006432.

The previous prime is 4950044849. The next prime is 4950044867. The reversal of 4950044865 is 5684400594.

4950044865 is a `hidden beast` number, since 49 + 500 + 4 + 48 + 65 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 927567936 + 4022476929 = 30456^2 + 63423^2 .

It is not a de Polignac number, because 4950044865 - 2⁴ = 4950044849 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 4950044865.

It is not an unprimeable number, because it can be changed into a prime (4950044867) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 42642 + ... + 108251.

It is an arithmetic number, because the mean of its divisors is an integer number (247491309).

Almost surely, 2^4950044865 is an apocalyptic number.

4950044865 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4950044865 is a deficient number, since it is larger than the sum of its proper divisors (3959642259).

4950044865 is an frugal number, since it uses more digits than its factorization.

4950044865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150922 (or 150901 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The square root of 4950044865 is about 70356.5552383003. Note that the first 3 decimals coincide. The cubic root of 4950044865 is about 1704.2620697648.

The spelling of 4950044865 in words is "four billion, nine hundred fifty million, forty-four thousand, eight hundred sixty-five".