4405125304520 has 128 divisors (see below), whose sum is σ = 10054009405440. Its totient is φ = 1736895363840.

The previous prime is 4405125304513. The next prime is 4405125304529. The reversal of 4405125304520 is 254035215044.

It is not an unprimeable number, because it can be changed into a prime (4405125304529) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1152267329 + ... + 1152271151.

It is an arithmetic number, because the mean of its divisors is an integer number (78546948480).

Almost surely, 2^{4405125304520} is an apocalyptic number.

4405125304520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4405125304520 is an abundant number, since it is smaller than the sum of its proper divisors (5648884100920).

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

4405125304520 is a wasteful number, since it uses less digits than its factorization.

4405125304520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5155 (or 5151 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 4405125304520 in words is "four trillion, four hundred five billion, one hundred twenty-five million, three hundred four thousand, five hundred twenty".