4128952920 has 64 divisors (see below), whose sum is σ = 12409701120. Its totient is φ = 1099023744.

The previous prime is 4128952913. The next prime is 4128952931. The reversal of 4128952920 is 292598214.

It is a happy number.

4128952920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34189 + ... + 97091.

It is an arithmetic number, because the mean of its divisors is an integer number (193901580).

Almost surely, 2^4128952920 is an apocalyptic number.

4128952920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4128952920 is an abundant number, since it is smaller than the sum of its proper divisors (8280748200).

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

4128952920 is a wasteful number, since it uses less digits than its factorization.

4128952920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63464 (or 63460 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 4128952920 is about 64256.9289648984. The cubic root of 4128952920 is about 1604.2792893895.

The spelling of 4128952920 in words is "four billion, one hundred twenty-eight million, nine hundred fifty-two thousand, nine hundred twenty".