5325351211521 has 24 divisors (see below), whose sum is σ = 8403606563040. Its totient is φ = 3222814795200.

The previous prime is 5325351211483. The next prime is 5325351211549. The reversal of 5325351211521 is 1251121535235.

5325351211521 is a `hidden beast` number, since 5 + 3 + 2 + 5 + 3 + 5 + 121 + 1 + 521 = 666.

It is not a de Polignac number, because 5325351211521 - 2²⁵ = 5325317657089 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5325351211561) 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, 38854476 + ... + 38991293.

It is an arithmetic number, because the mean of its divisors is an integer number (350150273460).

Almost surely, 2^{5325351211521} is an apocalyptic number.

It is an amenable number.

5325351211521 is a deficient number, since it is larger than the sum of its proper divisors (3078255351519).

5325351211521 is a wasteful number, since it uses less digits than its factorization.

5325351211521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77846477 (or 77846474 counting only the distinct ones).

The product of its digits is 45000, while the sum is 36.

Adding to 5325351211521 its reverse (1251121535235), we get a palindrome (6576472746756).

The spelling of 5325351211521 in words is "five trillion, three hundred twenty-five billion, three hundred fifty-one million, two hundred eleven thousand, five hundred twenty-one".