5202821377899 has 12 divisors (see below), whose sum is σ = 7957256225256. Its totient is φ = 3264515374272.

The previous prime is 5202821377847. The next prime is 5202821377937. The reversal of 5202821377899 is 9987731282025.

5202821377899 is a `hidden beast` number, since 520 + 2 + 8 + 2 + 1 + 37 + 78 + 9 + 9 = 666.

It is not a de Polignac number, because 5202821377899 - 2¹⁵ = 5202821345131 is a prime.

It is a super-3 number, since 3×5202821377899³ (a number of 39 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (5202821377099) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17002684089 + ... + 17002684394.

It is an arithmetic number, because the mean of its divisors is an integer number (663104685438).

Almost surely, 2^{5202821377899} is an apocalyptic number.

5202821377899 is a deficient number, since it is larger than the sum of its proper divisors (2754434847357).

5202821377899 is a wasteful number, since it uses less digits than its factorization.

5202821377899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34005368506 (or 34005368503 counting only the distinct ones).

The product of its (nonzero) digits is 30481920, while the sum is 63.

The spelling of 5202821377899 in words is "five trillion, two hundred two billion, eight hundred twenty-one million, three hundred seventy-seven thousand, eight hundred ninety-nine".