553249648 has 20 divisors (see below), whose sum is σ = 1225053040. Its totient is φ = 237106944.

The previous prime is 553249637. The next prime is 553249663. The reversal of 553249648 is 846942355.

It is a junction number, because it is equal to n+sod(n) for n = 553249598 and 553249607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2469753 + ... + 2469976.

It is an arithmetic number, because the mean of its divisors is an integer number (61252652).

Almost surely, 2^553249648 is an apocalyptic number.

It is an amenable number.

553249648 is an abundant number, since it is smaller than the sum of its proper divisors (671803392).

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

553249648 is a wasteful number, since it uses less digits than its factorization.

553249648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4939744 (or 4939738 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 46.

The square root of 553249648 is about 23521.2594900868. The cubic root of 553249648 is about 820.9317427897.

The spelling of 553249648 in words is "five hundred fifty-three million, two hundred forty-nine thousand, six hundred forty-eight".