55423016 has 16 divisors (see below), whose sum is σ = 113365440. Its totient is φ = 25192240.

The previous prime is 55423013. The next prime is 55423063. The reversal of 55423016 is 61032455.

It is not an unprimeable number, because it can be changed into a prime (55423013) 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, 314816 + ... + 314991.

It is an arithmetic number, because the mean of its divisors is an integer number (7085340).

Almost surely, 2^55423016 is an apocalyptic number.

It is an amenable number.

55423016 is an abundant number, since it is smaller than the sum of its proper divisors (57942424).

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

55423016 is a wasteful number, since it uses less digits than its factorization.

55423016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629824 (or 629820 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 55423016 is about 7444.6635921309. The cubic root of 55423016 is about 381.2677327235.

It can be divided in two parts, 5542 and 3016, that added together give a palindrome (8558).

The spelling of 55423016 in words is "fifty-five million, four hundred twenty-three thousand, sixteen".