54312421521000 has 128 divisors (see below), whose sum is σ = 170691652460160. Its totient is φ = 14377594688000.

The previous prime is 54312421520993. The next prime is 54312421521011. The reversal of 54312421521000 is 12512421345.

54312421521000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65662506 + ... + 66484505.

It is an arithmetic number, because the mean of its divisors is an integer number (1333528534845).

Almost surely, 2^{54312421521000} is an apocalyptic number.

54312421521000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

54312421521000 is an abundant number, since it is smaller than the sum of its proper divisors (116379230939160).

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

54312421521000 is a wasteful number, since it uses less digits than its factorization.

54312421521000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132147172 (or 132147158 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 54312421521000 its reverse (12512421345), we get a palindrome (54324933942345).

The spelling of 54312421521000 in words is "fifty-four trillion, three hundred twelve billion, four hundred twenty-one million, five hundred twenty-one thousand".