424625722273 has 2 divisors, whose sum is σ = 424625722274. Its totient is φ = 424625722272.

The previous prime is 424625722211. The next prime is 424625722289. The reversal of 424625722273 is 372227526424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 424619050384 + 6671889 = 651628^2 + 2583^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424625722273 is a prime.

It is a super-3 number, since 3×424625722273³ (a number of 36 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (424625722973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212312861136 + 212312861137.

It is an arithmetic number, because the mean of its divisors is an integer number (212312861137).

Almost surely, 2^424625722273 is an apocalyptic number.

It is an amenable number.

424625722273 is a deficient number, since it is larger than the sum of its proper divisors (1).

424625722273 is an equidigital number, since it uses as much as digits as its factorization.

424625722273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2257920, while the sum is 46.

The spelling of 424625722273 in words is "four hundred twenty-four billion, six hundred twenty-five million, seven hundred twenty-two thousand, two hundred seventy-three".