54213345552 has 40 divisors (see below), whose sum is σ = 140099845536. Its totient is φ = 18064830976.

The previous prime is 54213345547. The next prime is 54213345577. The reversal of 54213345552 is 25554331245.

It is a self number, because there is not a number n which added to its sum of digits gives 54213345552.

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, 55878 + ... + 333989.

Almost surely, 2^54213345552 is an apocalyptic number.

It is an amenable number.

54213345552 is an abundant number, since it is smaller than the sum of its proper divisors (85886499984).

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

54213345552 is a wasteful number, since it uses less digits than its factorization.

54213345552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392775 (or 392769 counting only the distinct ones).

The product of its digits is 360000, while the sum is 39.

Adding to 54213345552 its reverse (25554331245), we get a palindrome (79767676797).

The spelling of 54213345552 in words is "fifty-four billion, two hundred thirteen million, three hundred forty-five thousand, five hundred fifty-two".