425136355373 has 2 divisors, whose sum is σ = 425136355374. Its totient is φ = 425136355372.

The previous prime is 425136355327. The next prime is 425136355433. The reversal of 425136355373 is 373553631524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 263006916964 + 162129438409 = 512842^2 + 402653^2 .

It is a cyclic number.

It is not a de Polignac number, because 425136355373 - 2⁸ = 425136355117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425136375373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212568177686 + 212568177687.

It is an arithmetic number, because the mean of its divisors is an integer number (212568177687).

Almost surely, 2^425136355373 is an apocalyptic number.

It is an amenable number.

425136355373 is a deficient number, since it is larger than the sum of its proper divisors (1).

425136355373 is an equidigital number, since it uses as much as digits as its factorization.

425136355373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3402000, while the sum is 47.

Adding to 425136355373 its reverse (373553631524), we get a palindrome (798689986897).

The spelling of 425136355373 in words is "four hundred twenty-five billion, one hundred thirty-six million, three hundred fifty-five thousand, three hundred seventy-three".