120775552 has 64 divisors (see below), whose sum is σ = 258325200. Its totient is φ = 56070144.

The previous prime is 120775549. The next prime is 120775559. The reversal of 120775552 is 255577021.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120775559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128428 + ... + 129364.

Almost surely, 2^120775552 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 120775552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129162600).

120775552 is an abundant number, since it is smaller than the sum of its proper divisors (137549648).

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

120775552 is an equidigital number, since it uses as much as digits as its factorization.

120775552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023 (or 1011 counting only the distinct ones).

The product of its (nonzero) digits is 24500, while the sum is 34.

The square root of 120775552 is about 10989.7930826745. The cubic root of 120775552 is about 494.3027314991.

The spelling of 120775552 in words is "one hundred twenty million, seven hundred seventy-five thousand, five hundred fifty-two".