20296762273 has 2 divisors, whose sum is σ = 20296762274. Its totient is φ = 20296762272.

The previous prime is 20296762253. The next prime is 20296762289. The reversal of 20296762273 is 37226769202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20120855104 + 175907169 = 141848^2 + 13263^2 .

It is a cyclic number.

It is not a de Polignac number, because 20296762273 - 2¹³ = 20296754081 is a prime.

It is a super-2 number, since 2×20296762273² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20296762253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10148381136 + 10148381137.

It is an arithmetic number, because the mean of its divisors is an integer number (10148381137).

Almost surely, 2^20296762273 is an apocalyptic number.

It is an amenable number.

20296762273 is a deficient number, since it is larger than the sum of its proper divisors (1).

20296762273 is an equidigital number, since it uses as much as digits as its factorization.

20296762273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 46.

The spelling of 20296762273 in words is "twenty billion, two hundred ninety-six million, seven hundred sixty-two thousand, two hundred seventy-three".