553996512 has 144 divisors (see below), whose sum is σ = 1646976240. Its totient is φ = 176418816.

The previous prime is 553996481. The next prime is 553996517. The reversal of 553996512 is 215699355.

553996512 is a `hidden beast` number, since 553 + 9 + 96 + 5 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×553996512² = 613824270616332288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553996517) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 943483 + ... + 944069.

It is an arithmetic number, because the mean of its divisors is an integer number (11437335).

Almost surely, 2^553996512 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 553996512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (823488120).

553996512 is an abundant number, since it is smaller than the sum of its proper divisors (1092979728).

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

553996512 is a wasteful number, since it uses less digits than its factorization.

553996512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745 (or 734 counting only the distinct ones).

The product of its digits is 364500, while the sum is 45.

The square root of 553996512 is about 23537.1304963031. The cubic root of 553996512 is about 821.3009845817.

The spelling of 553996512 in words is "five hundred fifty-three million, nine hundred ninety-six thousand, five hundred twelve".