55293120 has 168 divisors, whose sum is σ = 193523616. Its totient is φ = 14487552.

The previous prime is 55293113. The next prime is 55293131. The reversal of 55293120 is 2139255.

55293120 is a `hidden beast` number, since 552 + 93 + 1 + 20 = 666.

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, 210109 + ... + 210371.

Almost surely, 2^55293120 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 55293120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96761808).

55293120 is an abundant number, since it is smaller than the sum of its proper divisors (138230496).

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

55293120 is a wasteful number, since it uses less digits than its factorization.

55293120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359 (or 346 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 55293120 is about 7435.9343730294. The cubic root of 55293120 is about 380.9696381865.

It can be divided in two parts, 5529 and 3120, that added together give a square (8649 = 93²).

The spelling of 55293120 in words is "fifty-five million, two hundred ninety-three thousand, one hundred twenty".