20413576513 has 8 divisors (see below), whose sum is σ = 22689533376. Its totient is φ = 18207649200.

The previous prime is 20413576511. The next prime is 20413576531. The reversal of 20413576513 is 31567531402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20413576513 - 2¹ = 20413576511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20413576511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17506773 + ... + 17507938.

It is an arithmetic number, because the mean of its divisors is an integer number (2836191672).

Almost surely, 2^20413576513 is an apocalyptic number.

It is an amenable number.

20413576513 is a deficient number, since it is larger than the sum of its proper divisors (2275956863).

20413576513 is a wasteful number, since it uses less digits than its factorization.

20413576513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35014775.

The product of its (nonzero) digits is 75600, while the sum is 37.

The spelling of 20413576513 in words is "twenty billion, four hundred thirteen million, five hundred seventy-six thousand, five hundred thirteen".