4155097920 has 56 divisors (see below), whose sum is σ = 13192438944. Its totient is φ = 1108025856.

The previous prime is 4155097907. The next prime is 4155097939. The reversal of 4155097920 is 297905514.

4155097920 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 7 ways as a sum of consecutive naturals, for example, 2163154 + ... + 2165073.

Almost surely, 2^4155097920 is an apocalyptic number.

4155097920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4155097920 is an abundant number, since it is smaller than the sum of its proper divisors (9037341024).

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

4155097920 is a wasteful number, since it uses less digits than its factorization.

4155097920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4328247 (or 4328237 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 42.

The square root of 4155097920 is about 64460.0490226311. The cubic root of 4155097920 is about 1607.6583269499.

The spelling of 4155097920 in words is "four billion, one hundred fifty-five million, ninety-seven thousand, nine hundred twenty".