20057714017 has 16 divisors (see below), whose sum is σ = 22425548544. Its totient is φ = 17781040000.

The previous prime is 20057714011. The next prime is 20057714057. The reversal of 20057714017 is 71041775002.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20057714017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20057714011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1050843 + ... + 1069759.

It is an arithmetic number, because the mean of its divisors is an integer number (1401596784).

Almost surely, 2^20057714017 is an apocalyptic number.

It is an amenable number.

20057714017 is a deficient number, since it is larger than the sum of its proper divisors (2367834527).

20057714017 is a wasteful number, since it uses less digits than its factorization.

20057714017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21320.

The product of its (nonzero) digits is 13720, while the sum is 34.

The spelling of 20057714017 in words is "twenty billion, fifty-seven million, seven hundred fourteen thousand, seventeen".