55452066 has 16 divisors (see below), whose sum is σ = 111432288. Its totient is φ = 18396000.

The previous prime is 55452053. The next prime is 55452077. The reversal of 55452066 is 66025455.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 20635 + ... + 23166.

It is an arithmetic number, because the mean of its divisors is an integer number (6964518).

Almost surely, 2^55452066 is an apocalyptic number.

55452066 is an abundant number, since it is smaller than the sum of its proper divisors (55980222).

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

55452066 is a wasteful number, since it uses less digits than its factorization.

55452066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44017.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 55452066 is about 7446.6143985035. The cubic root of 55452066 is about 381.3343349757.

The spelling of 55452066 in words is "fifty-five million, four hundred fifty-two thousand, sixty-six".