55442000252 has 24 divisors (see below), whose sum is σ = 97600892592. Its totient is φ = 27556502400.

The previous prime is 55442000233. The next prime is 55442000279. The reversal of 55442000252 is 25200024455.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 414623 + ... + 531785.

It is an arithmetic number, because the mean of its divisors is an integer number (4066703858).

Almost surely, 2^55442000252 is an apocalyptic number.

It is an amenable number.

55442000252 is a deficient number, since it is larger than the sum of its proper divisors (42158892340).

55442000252 is a wasteful number, since it uses less digits than its factorization.

55442000252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117869 (or 117867 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The spelling of 55442000252 in words is "fifty-five billion, four hundred forty-two million, two hundred fifty-two", and thus it is an aban number.