553980444 has 24 divisors (see below), whose sum is σ = 1293456528. Its totient is φ = 184540800.

The previous prime is 553980443. The next prime is 553980451. The reversal of 553980444 is 444089355.

It is a junction number, because it is equal to n+sod(n) for n = 553980396 and 553980405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553980443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5544 + ... + 33744.

It is an arithmetic number, because the mean of its divisors is an integer number (53894022).

Almost surely, 2^553980444 is an apocalyptic number.

It is an amenable number.

553980444 is an abundant number, since it is smaller than the sum of its proper divisors (739476084).

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

553980444 is a wasteful number, since it uses less digits than its factorization.

553980444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29845 (or 29843 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The square root of 553980444 is about 23536.7891608010. The cubic root of 553980444 is about 821.2930442238.

The spelling of 553980444 in words is "five hundred fifty-three million, nine hundred eighty thousand, four hundred forty-four".