553546645355 has 16 divisors (see below), whose sum is σ = 731817570528. Its totient is φ = 398593440000.

The previous prime is 553546645349. The next prime is 553546645397.

553546645355 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 553546645355 - 2¹⁶ = 553546579819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 553546645355.

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, 49818626 + ... + 49829735.

It is an arithmetic number, because the mean of its divisors is an integer number (45738598158).

Almost surely, 2^553546645355 is an apocalyptic number.

553546645355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

553546645355 is a deficient number, since it is larger than the sum of its proper divisors (178270925173).

553546645355 is a wasteful number, since it uses less digits than its factorization.

553546645355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99648478.

The product of its digits is 81000000, while the sum is 56.

The spelling of 553546645355 in words is "five hundred fifty-three billion, five hundred forty-six million, six hundred forty-five thousand, three hundred fifty-five".