5325821613 has 18 divisors (see below), whose sum is σ = 8948830254. Its totient is φ = 3043326384.

The previous prime is 5325821593. The next prime is 5325821621. The reversal of 5325821613 is 3161285235.

5325821613 is a `hidden beast` number, since 5 + 32 + 5 + 8 + 2 + 1 + 613 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3602160324 + 1723661289 = 60018^2 + 41517^2 .

It is not a de Polignac number, because 5325821613 - 2¹⁴ = 5325805229 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5325821213) 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 17 ways as a sum of consecutive naturals, for example, 6037906 + ... + 6038787.

Almost surely, 2^5325821613 is an apocalyptic number.

It is an amenable number.

5325821613 is a deficient number, since it is larger than the sum of its proper divisors (3623008641).

5325821613 is a wasteful number, since it uses less digits than its factorization.

5325821613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12076713 (or 12076703 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 5325821613 is about 72978.2269790107. The cubic root of 5325821613 is about 1746.3402825551.

The spelling of 5325821613 in words is "five billion, three hundred twenty-five million, eight hundred twenty-one thousand, six hundred thirteen".