557779282977755 has 16 divisors (see below), whose sum is σ = 725993350818624. Its totient is φ = 409731697105920.

The previous prime is 557779282977751. The next prime is 557779282977779.

557779282977755 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 557779282977755 - 2² = 557779282977751 is a prime.

It is a super-2 number, since 2×557779282977755² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (557779282977751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80025718607 + ... + 80025725576.

It is an arithmetic number, because the mean of its divisors is an integer number (45374584426164).

Almost surely, 2^{557779282977755} is an apocalyptic number.

557779282977755 is a deficient number, since it is larger than the sum of its proper divisors (168214067840869).

557779282977755 is a wasteful number, since it uses less digits than its factorization.

557779282977755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160051444246.

The product of its digits is 190591380000, while the sum is 92.

The spelling of 557779282977755 in words is "five hundred fifty-seven trillion, seven hundred seventy-nine billion, two hundred eighty-two million, nine hundred seventy-seven thousand, seven hundred fifty-five".