5557777555 has 8 divisors (see below), whose sum is σ = 7275636144. Its totient is φ = 4042020000.

The previous prime is 5557777553. The next prime is 5557777567.

5557777555 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5557777555 - 2¹ = 5557777553 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 5557777555.

It is not an unprimeable number, because it can be changed into a prime (5557777553) 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, 50525196 + ... + 50525305.

It is an arithmetic number, because the mean of its divisors is an integer number (909454518).

Almost surely, 2^5557777555 is an apocalyptic number.

5557777555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5557777555 is a deficient number, since it is larger than the sum of its proper divisors (1717858589).

5557777555 is a wasteful number, since it uses less digits than its factorization.

5557777555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101050517.

The product of its digits is 37515625, while the sum is 58.

The square root of 5557777555 is about 74550.5033852891. The cubic root of 5557777555 is about 1771.3337065065. Note that the first 3 decimals are identical.

The spelling of 5557777555 in words is "five billion, five hundred fifty-seven million, seven hundred seventy-seven thousand, five hundred fifty-five".