425125310450125 has 32 divisors (see below), whose sum is σ = 538061910257664. Its totient is φ = 335289601584000.

The previous prime is 425125310450123. The next prime is 425125310450131. The reversal of 425125310450125 is 521054013521524.

It is not a de Polignac number, because 425125310450125 - 2¹ = 425125310450123 is a prime.

It is a super-2 number, since 2×425125310450125² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425125310450123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144510889 + ... + 147423361.

It is an arithmetic number, because the mean of its divisors is an integer number (16814434695552).

Almost surely, 2^{425125310450125} is an apocalyptic number.

It is an amenable number.

425125310450125 is a deficient number, since it is larger than the sum of its proper divisors (112936599807539).

425125310450125 is a wasteful number, since it uses less digits than its factorization.

425125310450125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2929006 (or 2928996 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 40.

Adding to 425125310450125 its reverse (521054013521524), we get a palindrome (946179323971649).

The spelling of 425125310450125 in words is "four hundred twenty-five trillion, one hundred twenty-five billion, three hundred ten million, four hundred fifty thousand, one hundred twenty-five".