3804747647405 has 8 divisors (see below), whose sum is σ = 4565740145784. Its totient is φ = 3043769472000.

The previous prime is 3804747647317. The next prime is 3804747647413. The reversal of 3804747647405 is 5047467474083.

It can be written as a sum of positive squares in 4 ways, for example, as 141952618756 + 3662795028649 = 376766^2 + 1913843^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3804747647405 - 2¹⁸ = 3804747385261 is a prime.

It is a super-2 number, since 2×3804747647405² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 2987396 + ... + 4066205.

It is an arithmetic number, because the mean of its divisors is an integer number (570717518223).

Almost surely, 2^{3804747647405} is an apocalyptic number.

It is an amenable number.

3804747647405 is a deficient number, since it is larger than the sum of its proper divisors (760992498379).

3804747647405 is a wasteful number, since it uses less digits than its factorization.

3804747647405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7161487.

The product of its (nonzero) digits is 63221760, while the sum is 59.

The spelling of 3804747647405 in words is "three trillion, eight hundred four billion, seven hundred forty-seven million, six hundred forty-seven thousand, four hundred five".