5321538647040 has 1056 divisors, whose sum is σ = 22639922710272. Its totient is φ = 1040685465600.

The previous prime is 5321538647027. The next prime is 5321538647059. The reversal of 5321538647040 is 407468351235.

It is a tau number, because it is divible by the number of its divisors (1056).

It is a Harshad number since it is a multiple of its sum of digits (48).

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 95 ways as a sum of consecutive naturals, for example, 221156610 + ... + 221180670.

Almost surely, 2^{5321538647040} 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 5321538647040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11319961355136).

5321538647040 is an abundant number, since it is smaller than the sum of its proper divisors (17318384063232).

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

5321538647040 is a wasteful number, since it uses less digits than its factorization.

5321538647040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24135 (or 24106 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 48.

The spelling of 5321538647040 in words is "five trillion, three hundred twenty-one billion, five hundred thirty-eight million, six hundred forty-seven thousand, forty".