5405530002521 has 16 divisors (see below), whose sum is σ = 5915600812800. Its totient is φ = 4898587227600.

The previous prime is 5405530002517. The next prime is 5405530002641. The reversal of 5405530002521 is 1252000355045.

It is not a de Polignac number, because 5405530002521 - 2² = 5405530002517 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5405530002511) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5495990 + ... + 6404448.

It is an arithmetic number, because the mean of its divisors is an integer number (369725050800).

Almost surely, 2^{5405530002521} is an apocalyptic number.

It is an amenable number.

5405530002521 is a deficient number, since it is larger than the sum of its proper divisors (510070810279).

5405530002521 is a wasteful number, since it uses less digits than its factorization.

5405530002521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910180.

The product of its (nonzero) digits is 30000, while the sum is 32.

Adding to 5405530002521 its reverse (1252000355045), we get a palindrome (6657530357566).

The spelling of 5405530002521 in words is "five trillion, four hundred five billion, five hundred thirty million, two thousand, five hundred twenty-one".