553020020355 has 16 divisors (see below), whose sum is σ = 965271308544. Its totient is φ = 268130918880.

The previous prime is 553020020351. The next prime is 553020020381.

553020020355 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 553020020355 - 2² = 553020020351 is a prime.

It is a super-2 number, since 2×553020020355² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (553020020351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1675818079 + ... + 1675818408.

It is an arithmetic number, because the mean of its divisors is an integer number (60329456784).

Almost surely, 2^553020020355 is an apocalyptic number.

553020020355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

553020020355 is a deficient number, since it is larger than the sum of its proper divisors (412251288189).

553020020355 is a wasteful number, since it uses less digits than its factorization.

553020020355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3351636506.

The product of its (nonzero) digits is 22500, while the sum is 30.

It can be divided in two parts, 5530200 and 20355, that added together give a palindrome (5550555).

The spelling of 553020020355 in words is "five hundred fifty-three billion, twenty million, twenty thousand, three hundred fifty-five".