4128255156 has 24 divisors (see below), whose sum is σ = 9635038560. Its totient is φ = 1375736032.

The previous prime is 4128255149. The next prime is 4128255167. The reversal of 4128255156 is 6515528214.

It is a congruent number.

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, 8110 + ... + 91226.

It is an arithmetic number, because the mean of its divisors is an integer number (401459940).

Almost surely, 2^4128255156 is an apocalyptic number.

It is an amenable number.

4128255156 is an abundant number, since it is smaller than the sum of its proper divisors (5506783404).

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

4128255156 is a wasteful number, since it uses less digits than its factorization.

4128255156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87263 (or 87261 counting only the distinct ones).

The product of its digits is 96000, while the sum is 39.

The square root of 4128255156 is about 64251.4992509902. The cubic root of 4128255156 is about 1604.1889136600.

The spelling of 4128255156 in words is "four billion, one hundred twenty-eight million, two hundred fifty-five thousand, one hundred fifty-six".