3804518121860 has 12 divisors (see below), whose sum is σ = 7989488055948. Its totient is φ = 1521807248736.

The previous prime is 3804518121851. The next prime is 3804518121871. The reversal of 3804518121860 is 681218154083.

It can be written as a sum of positive squares in 2 ways, for example, as 2031833579776 + 1772684542084 = 1425424^2 + 1331422^2 .

It is a super-2 number, since 2×3804518121860² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95112953027 + ... + 95112953066.

It is an arithmetic number, because the mean of its divisors is an integer number (665790671329).

Almost surely, 2^{3804518121860} is an apocalyptic number.

It is an amenable number.

3804518121860 is an abundant number, since it is smaller than the sum of its proper divisors (4184969934088).

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

3804518121860 is a wasteful number, since it uses less digits than its factorization.

3804518121860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190225906102 (or 190225906100 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 47.

The spelling of 3804518121860 in words is "three trillion, eight hundred four billion, five hundred eighteen million, one hundred twenty-one thousand, eight hundred sixty".