55542224252 has 24 divisors (see below), whose sum is σ = 99883495824. Its totient is φ = 27004948992.

The previous prime is 55542224201. The next prime is 55542224267. The reversal of 55542224252 is 25242224555.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151148 + ... + 365964.

It is an arithmetic number, because the mean of its divisors is an integer number (4161812326).

Almost surely, 2^55542224252 is an apocalyptic number.

It is an amenable number.

55542224252 is a deficient number, since it is larger than the sum of its proper divisors (44341271572).

55542224252 is a wasteful number, since it uses less digits than its factorization.

55542224252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216605 (or 216603 counting only the distinct ones).

The product of its digits is 320000, while the sum is 38.

The spelling of 55542224252 in words is "fifty-five billion, five hundred forty-two million, two hundred twenty-four thousand, two hundred fifty-two".