5549779455 has 32 divisors (see below), whose sum is σ = 10256709888. Its totient is φ = 2532518400.

The previous prime is 5549779453. The next prime is 5549779507.

It is a happy number.

5549779455 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5549779455 - 2¹ = 5549779453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5549779453) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 986461 + ... + 992070.

It is an arithmetic number, because the mean of its divisors is an integer number (320522184).

Almost surely, 2^5549779455 is an apocalyptic number.

5549779455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5549779455 is a deficient number, since it is larger than the sum of its proper divisors (4706930433).

5549779455 is a wasteful number, since it uses less digits than its factorization.

5549779455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1978567.

The product of its digits is 39690000, while the sum is 60.

The square root of 5549779455 is about 74496.8419129294. The cubic root of 5549779455 is about 1770.4836001832.

The spelling of 5549779455 in words is "five billion, five hundred forty-nine million, seven hundred seventy-nine thousand, four hundred fifty-five".