55055952 has 120 divisors (see below), whose sum is σ = 177629504. Its totient is φ = 15593472.

The previous prime is 55055921. The next prime is 55055981. The reversal of 55055952 is 25955055.

55055952 is a `hidden beast` number, since 5 + 50 + 559 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 194403 + ... + 194685.

Almost surely, 2^55055952 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 55055952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88814752).

55055952 is an abundant number, since it is smaller than the sum of its proper divisors (122573552).

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

55055952 is a wasteful number, since it uses less digits than its factorization.

55055952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497 (or 488 counting only the distinct ones).

The product of its (nonzero) digits is 56250, while the sum is 36.

The square root of 55055952 is about 7419.9698112593. The cubic root of 55055952 is about 380.4241616407.

The spelling of 55055952 in words is "fifty-five million, fifty-five thousand, nine hundred fifty-two".