553567640 has 16 divisors (see below), whose sum is σ = 1245527280. Its totient is φ = 221427040.

The previous prime is 553567633. The next prime is 553567643. The reversal of 553567640 is 46765355.

553567640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553567643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6919556 + ... + 6919635.

It is an arithmetic number, because the mean of its divisors is an integer number (77845455).

Almost surely, 2^553567640 is an apocalyptic number.

It is an amenable number.

553567640 is an abundant number, since it is smaller than the sum of its proper divisors (691959640).

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

553567640 is a wasteful number, since it uses less digits than its factorization.

553567640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13839202 (or 13839198 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 41.

The square root of 553567640 is about 23528.0181910844. The cubic root of 553567640 is about 821.0889953242.

The spelling of 553567640 in words is "five hundred fifty-three million, five hundred sixty-seven thousand, six hundred forty".