55541552 has 80 divisors (see below), whose sum is σ = 123742080. Its totient is φ = 23923200.

The previous prime is 55541543. The next prime is 55541557. The reversal of 55541552 is 25514555.

It is not an unprimeable number, because it can be changed into a prime (55541557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310199 + ... + 310377.

It is an arithmetic number, because the mean of its divisors is an integer number (1546776).

Almost surely, 2^55541552 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 55541552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61871040).

55541552 is an abundant number, since it is smaller than the sum of its proper divisors (68200528).

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

55541552 is a wasteful number, since it uses less digits than its factorization.

55541552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 276 counting only the distinct ones).

The product of its digits is 25000, while the sum is 32.

The square root of 55541552 is about 7452.6204787310. The cubic root of 55541552 is about 381.5393513513.

The spelling of 55541552 in words is "fifty-five million, five hundred forty-one thousand, five hundred fifty-two".