4080040444520 has 64 divisors (see below), whose sum is σ = 9375910444800. Its totient is φ = 1597207525120.

The previous prime is 4080040444511. The next prime is 4080040444537. The reversal of 4080040444520 is 254440400804.

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, 44451875 + ... + 44543565.

It is an arithmetic number, because the mean of its divisors is an integer number (146498600700).

Almost surely, 2^{4080040444520} is an apocalyptic number.

4080040444520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4080040444520 is an abundant number, since it is smaller than the sum of its proper divisors (5295870000280).

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

4080040444520 is a wasteful number, since it uses less digits than its factorization.

4080040444520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115418 (or 115414 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 35.

The spelling of 4080040444520 in words is "four trillion, eighty billion, forty million, four hundred forty-four thousand, five hundred twenty".