4003785580004 has 18 divisors (see below), whose sum is σ = 8150563502550. Its totient is φ = 1715908105632.

The previous prime is 4003785580001. The next prime is 4003785580021. The reversal of 4003785580004 is 4000855873004.

It can be written as a sum of positive squares in only one way, i.e., 2780549580004 + 1223236000000 = 1667498^2 + 1106000^2 .

It is not an unprimeable number, because it can be changed into a prime (4003785580001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10213738529 + ... + 10213738920.

It is an arithmetic number, because the mean of its divisors is an integer number (452809083475).

Almost surely, 2^{4003785580004} is an apocalyptic number.

It is an amenable number.

4003785580004 is an abundant number, since it is smaller than the sum of its proper divisors (4146777922546).

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

4003785580004 is a wasteful number, since it uses less digits than its factorization.

4003785580004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20427477467 (or 20427477458 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 44.

The spelling of 4003785580004 in words is "four trillion, three billion, seven hundred eighty-five million, five hundred eighty thousand, four".