4945535549 has 4 divisors (see below), whose sum is σ = 4945789920. Its totient is φ = 4945281180.

The previous prime is 4945535537. The next prime is 4945535557. The reversal of 4945535549 is 9455355494.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4945535549 - 2²⁴ = 4928758333 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4945535549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4945535519) 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, 95369 + ... + 137790.

It is an arithmetic number, because the mean of its divisors is an integer number (1236447480).

Almost surely, 2^4945535549 is an apocalyptic number.

It is an amenable number.

4945535549 is a deficient number, since it is larger than the sum of its proper divisors (254371).

4945535549 is a wasteful number, since it uses less digits than its factorization.

4945535549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254370.

The product of its digits is 9720000, while the sum is 53.

The square root of 4945535549 is about 70324.5017685870. The cubic root of 4945535549 is about 1703.7444050288.

The spelling of 4945535549 in words is "four billion, nine hundred forty-five million, five hundred thirty-five thousand, five hundred forty-nine".