5577777755 has 8 divisors (see below), whose sum is σ = 7301818224. Its totient is φ = 4056565600.

The previous prime is 5577777743. The next prime is 5577777797.

5577777755 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 5577777755 - 2⁴ = 5577777739 is a prime.

It is a super-2 number, since 2×5577777755² = 62223209368345680050, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50707016 + ... + 50707125.

It is an arithmetic number, because the mean of its divisors is an integer number (912727278).

Almost surely, 2^5577777755 is an apocalyptic number.

5577777755 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5577777755 is a deficient number, since it is larger than the sum of its proper divisors (1724040469).

5577777755 is a wasteful number, since it uses less digits than its factorization.

5577777755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101414157.

The product of its digits is 73530625, while the sum is 62.

The square root of 5577777755 is about 74684.5215222003. The cubic root of 5577777755 is about 1773.4559347377.

The spelling of 5577777755 in words is "five billion, five hundred seventy-seven million, seven hundred seventy-seven thousand, seven hundred fifty-five".