3804537078605 has 32 divisors (see below), whose sum is σ = 4800892053600. Its totient is φ = 2890144051200.

The previous prime is 3804537078583. The next prime is 3804537078607. The reversal of 3804537078605 is 5068707354083.

It can be written as a sum of positive squares in 16 ways, for example, as 1545101206441 + 2259435872164 = 1243021^2 + 1503142^2 .

It is not a de Polignac number, because 3804537078605 - 2¹² = 3804537074509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3804537078607) 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, 87800345 + ... + 87843665.

It is an arithmetic number, because the mean of its divisors is an integer number (150027876675).

Almost surely, 2^{3804537078605} is an apocalyptic number.

It is an amenable number.

3804537078605 is a deficient number, since it is larger than the sum of its proper divisors (996354974995).

3804537078605 is a wasteful number, since it uses less digits than its factorization.

3804537078605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53345.

The product of its (nonzero) digits is 16934400, while the sum is 56.

The spelling of 3804537078605 in words is "three trillion, eight hundred four billion, five hundred thirty-seven million, seventy-eight thousand, six hundred five".