55211152 has 20 divisors (see below), whose sum is σ = 107086896. Its totient is φ = 27575840.

The previous prime is 55211111. The next prime is 55211153. The reversal of 55211152 is 25111255.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (55211153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27627 + ... + 29557.

Almost surely, 2^55211152 is an apocalyptic number.

It is an amenable number.

55211152 is a deficient number, since it is larger than the sum of its proper divisors (51875744).

55211152 is a wasteful number, since it uses less digits than its factorization.

55211152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3726 (or 3720 counting only the distinct ones).

The product of its digits is 500, while the sum is 22.

The square root of 55211152 is about 7430.4207148721. The cubic root of 55211152 is about 380.7812918922.

The spelling of 55211152 in words is "fifty-five million, two hundred eleven thousand, one hundred fifty-two".