553367640 has 128 divisors (see below), whose sum is σ = 1920360960. Its totient is φ = 124944384.

The previous prime is 553367623. The next prime is 553367641. The reversal of 553367640 is 46763355.

553367640 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 (553367641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65752 + ... + 73688.

It is an arithmetic number, because the mean of its divisors is an integer number (15002820).

Almost surely, 2^553367640 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 553367640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (960180480).

553367640 is an abundant number, since it is smaller than the sum of its proper divisors (1366993320).

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

553367640 is a wasteful number, since it uses less digits than its factorization.

553367640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8041 (or 8037 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 39.

The square root of 553367640 is about 23523.7675553896. The cubic root of 553367640 is about 820.9900989003.

The spelling of 553367640 in words is "five hundred fifty-three million, three hundred sixty-seven thousand, six hundred forty".