4125204520 has 32 divisors (see below), whose sum is σ = 9286506720. Its totient is φ = 1649229120.

The previous prime is 4125204469. The next prime is 4125204569. The reversal of 4125204520 is 254025214.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54799 + ... + 106081.

It is an arithmetic number, because the mean of its divisors is an integer number (290203335).

Almost surely, 2^4125204520 is an apocalyptic number.

4125204520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4125204520 is an abundant number, since it is smaller than the sum of its proper divisors (5161302200).

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

4125204520 is a wasteful number, since it uses less digits than its factorization.

4125204520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53305 (or 53301 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 4125204520 is about 64227.7550596313. The cubic root of 4125204520 is about 1603.7936698092.

Adding to 4125204520 its reverse (254025214), we get a palindrome (4379229734).

The spelling of 4125204520 in words is "four billion, one hundred twenty-five million, two hundred four thousand, five hundred twenty".