53421051554000 has 320 divisors, whose sum is σ = 143961528372480. Its totient is φ = 19037088000000.

The previous prime is 53421051553951. The next prime is 53421051554011. The reversal of 53421051554000 is 45515012435.

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 63 ways as a sum of consecutive naturals, for example, 2149641575 + ... + 2149666425.

It is an arithmetic number, because the mean of its divisors is an integer number (449879776164).

Almost surely, 2^{53421051554000} is an apocalyptic number.

53421051554000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53421051554000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71980764186240).

53421051554000 is an abundant number, since it is smaller than the sum of its proper divisors (90540476818480).

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

53421051554000 is a wasteful number, since it uses less digits than its factorization.

53421051554000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27767 (or 27751 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 53421051554000 its reverse (45515012435), we get a palindrome (53466566566435).

The spelling of 53421051554000 in words is "fifty-three trillion, four hundred twenty-one billion, fifty-one million, five hundred fifty-four thousand".