4813561550 has 36 divisors (see below), whose sum is σ = 10414980720. Its totient is φ = 1650363120.

The previous prime is 4813561537. The next prime is 4813561567. The reversal of 4813561550 is 551653184.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 979910 + ... + 984809.

It is an arithmetic number, because the mean of its divisors is an integer number (289305020).

Almost surely, 2^4813561550 is an apocalyptic number.

4813561550 is an abundant number, since it is smaller than the sum of its proper divisors (5601419170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4813561550 is a wasteful number, since it uses less digits than its factorization.

4813561550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1964745 (or 1964733 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 38.

The square root of 4813561550 is about 69379.8353269882. The cubic root of 4813561550 is about 1688.4524832264.

The spelling of 4813561550 in words is "four billion, eight hundred thirteen million, five hundred sixty-one thousand, five hundred fifty".