4944561543 has 8 divisors (see below), whose sum is σ = 7325276400. Its totient is φ = 3296374344.

The previous prime is 4944561511. The next prime is 4944561547. The reversal of 4944561543 is 3451654494.

4944561543 is a `hidden beast` number, since 4 + 9 + 4 + 45 + 61 + 543 = 666.

It is not a de Polignac number, because 4944561543 - 2⁵ = 4944561511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4944561547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91565928 + ... + 91565981.

It is an arithmetic number, because the mean of its divisors is an integer number (915659550).

Almost surely, 2^4944561543 is an apocalyptic number.

4944561543 is a deficient number, since it is larger than the sum of its proper divisors (2380714857).

4944561543 is a wasteful number, since it uses less digits than its factorization.

4944561543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183131918 (or 183131912 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The square root of 4944561543 is about 70317.5763447518. The cubic root of 4944561543 is about 1703.6325488432.

The spelling of 4944561543 in words is "four billion, nine hundred forty-four million, five hundred sixty-one thousand, five hundred forty-three".