553111111355 has 16 divisors (see below), whose sum is σ = 727319706624. Its totient is φ = 400458749280.

The previous prime is 553111111321. The next prime is 553111111373.

553111111355 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 553111111355 - 2²⁶ = 553044002491 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22536089 + ... + 22560618.

It is an arithmetic number, because the mean of its divisors is an integer number (45457481664).

Almost surely, 2^553111111355 is an apocalyptic number.

553111111355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

553111111355 is a deficient number, since it is larger than the sum of its proper divisors (174208595269).

553111111355 is a wasteful number, since it uses less digits than its factorization.

553111111355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45096946.

The product of its digits is 5625, while the sum is 32.

It can be divided in two parts, 553111 and 111355, that added together give a palindrome (664466).

The spelling of 553111111355 in words is "five hundred fifty-three billion, one hundred eleven million, one hundred eleven thousand, three hundred fifty-five".