5335553520521 has 4 divisors (see below), whose sum is σ = 6097775452032. Its totient is φ = 4573331589012.

The previous prime is 5335553520499. The next prime is 5335553520529. The reversal of 5335553520521 is 1250253555335.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5335553520521 - 2¹⁰ = 5335553519497 is a prime.

It is a super-2 number, since 2×5335553520521² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5335553520529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381110965745 + ... + 381110965758.

It is an arithmetic number, because the mean of its divisors is an integer number (1524443863008).

Almost surely, 2^{5335553520521} is an apocalyptic number.

It is an amenable number.

5335553520521 is a deficient number, since it is larger than the sum of its proper divisors (762221931511).

5335553520521 is an equidigital number, since it uses as much as digits as its factorization.

5335553520521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762221931510.

The product of its (nonzero) digits is 1687500, while the sum is 44.

The spelling of 5335553520521 in words is "five trillion, three hundred thirty-five billion, five hundred fifty-three million, five hundred twenty thousand, five hundred twenty-one".