5340021621504 has 288 divisors, whose sum is σ = 15558035834880. Its totient is φ = 1618717900800.

The previous prime is 5340021621497. The next prime is 5340021621593. The reversal of 5340021621504 is 4051261200435.

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 31 ways as a sum of consecutive naturals, for example, 266711014 + ... + 266731034.

It is an arithmetic number, because the mean of its divisors is an integer number (54020957760).

Almost surely, 2^{5340021621504} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5340021621504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7779017917440).

5340021621504 is an abundant number, since it is smaller than the sum of its proper divisors (10218014213376).

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

5340021621504 is a wasteful number, since it uses less digits than its factorization.

5340021621504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20747 (or 20733 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 5340021621504 its reverse (4051261200435), we get a palindrome (9391282821939).

The spelling of 5340021621504 in words is "five trillion, three hundred forty billion, twenty-one million, six hundred twenty-one thousand, five hundred four".