4001940444080 has 40 divisors (see below), whose sum is σ = 9386852363712. Its totient is φ = 1586610013184.

The previous prime is 4001940444049. The next prime is 4001940444097. The reversal of 4001940444080 is 804440491004.

It is a happy number.

4001940444080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

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, 221337224 + ... + 221355303.

Almost surely, 2^{4001940444080} is an apocalyptic number.

4001940444080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4001940444080 is an abundant number, since it is smaller than the sum of its proper divisors (5384911919632).

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

4001940444080 is a wasteful number, since it uses less digits than its factorization.

4001940444080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442692653 (or 442692647 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 38.

The spelling of 4001940444080 in words is "four trillion, one billion, nine hundred forty million, four hundred forty-four thousand, eighty".