557700007755 has 32 divisors (see below), whose sum is σ = 983078062848. Its totient is φ = 267722768000.

The previous prime is 557700007747. The next prime is 557700007757.

557700007755 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 557700007755 - 2³ = 557700007747 is a prime.

It is a super-2 number, since 2×557700007755² (a number of 24 digits) contains 22 as substring.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (557700007757) 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, 16716009 + ... + 16749338.

It is an arithmetic number, because the mean of its divisors is an integer number (30721189464).

Almost surely, 2^557700007755 is an apocalyptic number.

557700007755 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

557700007755 is a deficient number, since it is larger than the sum of its proper divisors (425378055093).

557700007755 is a wasteful number, since it uses less digits than its factorization.

557700007755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33465467.

The product of its (nonzero) digits is 1500625, while the sum is 48.

It can be divided in two parts, 55770000 and 7755, that added together give a palindrome (55777755).

The spelling of 557700007755 in words is "five hundred fifty-seven billion, seven hundred million, seven thousand, seven hundred fifty-five".