20002510413 has 20 divisors (see below), whose sum is σ = 29907664380. Its totient is φ = 13322791872.

The previous prime is 20002510379. The next prime is 20002510417. The reversal of 20002510413 is 31401520002.

20002510413 is a `hidden beast` number, since 2 + 0 + 0 + 0 + 251 + 0 + 413 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2894655204 + 17107855209 = 53802^2 + 130797^2 .

It is not a de Polignac number, because 20002510413 - 2¹⁶ = 20002444877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002510417) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 23698 + ... + 201411.

It is an arithmetic number, because the mean of its divisors is an integer number (1495383219).

Almost surely, 2^20002510413 is an apocalyptic number.

It is an amenable number.

20002510413 is a deficient number, since it is larger than the sum of its proper divisors (9905153967).

20002510413 is a wasteful number, since it uses less digits than its factorization.

20002510413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226218 (or 226209 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The spelling of 20002510413 in words is "twenty billion, two million, five hundred ten thousand, four hundred thirteen".