4025555120 has 40 divisors (see below), whose sum is σ = 9909972864. Its totient is φ = 1515502592.

The previous prime is 4025555033. The next prime is 4025555147. The reversal of 4025555120 is 215555204.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1478624 + ... + 1481343.

Almost surely, 2^4025555120 is an apocalyptic number.

4025555120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4025555120 is an abundant number, since it is smaller than the sum of its proper divisors (5884417744).

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

4025555120 is a wasteful number, since it uses less digits than its factorization.

4025555120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2959997 (or 2959991 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 29.

The square root of 4025555120 is about 63447.2625098987. The cubic root of 4025555120 is about 1590.7743969794.

The spelling of 4025555120 in words is "four billion, twenty-five million, five hundred fifty-five thousand, one hundred twenty".