425125500 has 144 divisors (see below), whose sum is σ = 1285930464. Its totient is φ = 109132800.

The previous prime is 425125487. The next prime is 425125507. The reversal of 425125500 is 5521524.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425125507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1261332 + ... + 1261668.

Almost surely, 2^425125500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425125500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (642965232).

425125500 is an abundant number, since it is smaller than the sum of its proper divisors (860804964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425125500 is a wasteful number, since it uses less digits than its factorization.

425125500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417 (or 376 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 425125500 is about 20618.5717255100. The cubic root of 425125500 is about 751.9212961807.

The spelling of 425125500 in words is "four hundred twenty-five million, one hundred twenty-five thousand, five hundred".