553205470020 has 384 divisors, whose sum is σ = 1880391131136. Its totient is φ = 118788747264.

The previous prime is 553205469977. The next prime is 553205470031. The reversal of 553205470020 is 20074502355.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 256945264 + ... + 256947416.

It is an arithmetic number, because the mean of its divisors is an integer number (4896851904).

Almost surely, 2^553205470020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553205470020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (940195565568).

553205470020 is an abundant number, since it is smaller than the sum of its proper divisors (1327185661116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

553205470020 is a wasteful number, since it uses less digits than its factorization.

553205470020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2659 (or 2657 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 33.

Adding to 553205470020 its reverse (20074502355), we get a palindrome (573279972375).

The spelling of 553205470020 in words is "five hundred fifty-three billion, two hundred five million, four hundred seventy thousand, twenty".