553854405 has 48 divisors (see below), whose sum is σ = 982086336. Its totient is φ = 266273280.

The previous prime is 553854403. The next prime is 553854409. The reversal of 553854405 is 504458355.

It is not a de Polignac number, because 553854405 - 2¹ = 553854403 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553854403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 106465 + ... + 111545.

It is an arithmetic number, because the mean of its divisors is an integer number (20460132).

Almost surely, 2^553854405 is an apocalyptic number.

It is an amenable number.

553854405 is a deficient number, since it is larger than the sum of its proper divisors (428231931).

553854405 is a wasteful number, since it uses less digits than its factorization.

553854405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5158 (or 5145 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 39.

The square root of 553854405 is about 23534.1115192395. Note that the first 3 decimals coincide. The cubic root of 553854405 is about 821.2307539351.

The spelling of 553854405 in words is "five hundred fifty-three million, eight hundred fifty-four thousand, four hundred five".