5321655582503 has 24 divisors (see below), whose sum is σ = 5948766535680. Its totient is φ = 4753535323680.

The previous prime is 5321655582473. The next prime is 5321655582527. The reversal of 5321655582503 is 3052855561235.

It is not a de Polignac number, because 5321655582503 - 2²⁶ = 5321588473639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5321655581503) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146249450 + ... + 146285832.

It is an arithmetic number, because the mean of its divisors is an integer number (247865272320).

Almost surely, 2^{5321655582503} is an apocalyptic number.

5321655582503 is a deficient number, since it is larger than the sum of its proper divisors (627110953177).

5321655582503 is a wasteful number, since it uses less digits than its factorization.

5321655582503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64359 (or 64346 counting only the distinct ones).

The product of its (nonzero) digits is 5400000, while the sum is 50.

The spelling of 5321655582503 in words is "five trillion, three hundred twenty-one billion, six hundred fifty-five million, five hundred eighty-two thousand, five hundred three".