20614265017 has 2 divisors, whose sum is σ = 20614265018. Its totient is φ = 20614265016.

The previous prime is 20614265011. The next prime is 20614265033. The reversal of 20614265017 is 71056241602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10769458176 + 9844806841 = 103776^2 + 99221^2 .

It is a cyclic number.

It is not a de Polignac number, because 20614265017 - 2¹⁹ = 20613740729 is a prime.

It is a super-2 number, since 2×20614265017² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20614265011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10307132508 + 10307132509.

It is an arithmetic number, because the mean of its divisors is an integer number (10307132509).

Almost surely, 2^20614265017 is an apocalyptic number.

It is an amenable number.

20614265017 is a deficient number, since it is larger than the sum of its proper divisors (1).

20614265017 is an equidigital number, since it uses as much as digits as its factorization.

20614265017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The spelling of 20614265017 in words is "twenty billion, six hundred fourteen million, two hundred sixty-five thousand, seventeen".