4255415138128 has 80 divisors (see below), whose sum is σ = 10310370808320. Its totient is φ = 1652944867200.

The previous prime is 4255415138099. The next prime is 4255415138159. The reversal of 4255415138128 is 8218315145524.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4809838 + ... + 5625421.

It is an arithmetic number, because the mean of its divisors is an integer number (128879635104).

Almost surely, 2^{4255415138128} is an apocalyptic number.

It is an amenable number.

4255415138128 is an abundant number, since it is smaller than the sum of its proper divisors (6054955670192).

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

4255415138128 is a wasteful number, since it uses less digits than its factorization.

4255415138128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10435616 (or 10435610 counting only the distinct ones).

The product of its digits is 1536000, while the sum is 49.

The spelling of 4255415138128 in words is "four trillion, two hundred fifty-five billion, four hundred fifteen million, one hundred thirty-eight thousand, one hundred twenty-eight".