120553344 has 96 divisors (see below), whose sum is σ = 349188840. Its totient is φ = 39920640.

The previous prime is 120553339. The next prime is 120553361. The reversal of 120553344 is 443355021.

120553344 is a `hidden beast` number, since 120 + 5 + 533 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 261274 + ... + 261734.

Almost surely, 2^120553344 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 120553344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174594420).

120553344 is an abundant number, since it is smaller than the sum of its proper divisors (228635496).

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

120553344 is a wasteful number, since it uses less digits than its factorization.

120553344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708 (or 693 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 120553344 is about 10979.6786838231. The cubic root of 120553344 is about 493.9993989950. Note that the first 3 decimals are identical.

The spelling of 120553344 in words is "one hundred twenty million, five hundred fifty-three thousand, three hundred forty-four".