20363416513 has 32 divisors (see below), whose sum is σ = 22737254400. Its totient is φ = 18083520000.

The previous prime is 20363416511. The next prime is 20363416523. The reversal of 20363416513 is 31561436302.

It is a cyclic number.

It is not a de Polignac number, because 20363416513 - 2¹ = 20363416511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20363416511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33995388 + ... + 33995986.

It is an arithmetic number, because the mean of its divisors is an integer number (710539200).

Almost surely, 2^20363416513 is an apocalyptic number.

It is an amenable number.

20363416513 is a deficient number, since it is larger than the sum of its proper divisors (2373837887).

20363416513 is a wasteful number, since it uses less digits than its factorization.

20363416513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069.

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 20363416513 in words is "twenty billion, three hundred sixty-three million, four hundred sixteen thousand, five hundred thirteen".