20614314473 has 2 divisors, whose sum is σ = 20614314474. Its totient is φ = 20614314472.

The previous prime is 20614314463. The next prime is 20614314527. The reversal of 20614314473 is 37441341602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13421917609 + 7192396864 = 115853^2 + 84808^2 .

It is a cyclic number.

It is not a de Polignac number, because 20614314473 - 2¹⁰ = 20614313449 is a prime.

It is a super-2 number, since 2×20614314473² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20614314403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10307157236 + 10307157237.

It is an arithmetic number, because the mean of its divisors is an integer number (10307157237).

Almost surely, 2^20614314473 is an apocalyptic number.

It is an amenable number.

20614314473 is a deficient number, since it is larger than the sum of its proper divisors (1).

20614314473 is an equidigital number, since it uses as much as digits as its factorization.

20614314473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 35.

The spelling of 20614314473 in words is "twenty billion, six hundred fourteen million, three hundred fourteen thousand, four hundred seventy-three".