54321332502 has 16 divisors (see below), whose sum is σ = 108726059520. Its totient is φ = 18093211752.

The previous prime is 54321332441. The next prime is 54321332521. The reversal of 54321332502 is 20523312345.

It is a self number, because there is not a number n which added to its sum of digits gives 54321332502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3466302 + ... + 3481937.

It is an arithmetic number, because the mean of its divisors is an integer number (6795378720).

Almost surely, 2^54321332502 is an apocalyptic number.

54321332502 is an abundant number, since it is smaller than the sum of its proper divisors (54404727018).

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

54321332502 is a wasteful number, since it uses less digits than its factorization.

54321332502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6949547.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 54321332502 its reverse (20523312345), we get a palindrome (74844644847).

The spelling of 54321332502 in words is "fifty-four billion, three hundred twenty-one million, three hundred thirty-two thousand, five hundred two".