3804518502061 has 4 divisors (see below), whose sum is σ = 3804947769472. Its totient is φ = 3804089234652.

The previous prime is 3804518502049. The next prime is 3804518502079. The reversal of 3804518502061 is 1602058154083.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3804518502061 - 2¹⁹ = 3804517977773 is a prime.

It is a super-2 number, since 2×3804518502061² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3804518501999 and 3804518502017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3804518500061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214620411 + ... + 214638136.

It is an arithmetic number, because the mean of its divisors is an integer number (951236942368).

Almost surely, 2^{3804518502061} is an apocalyptic number.

It is an amenable number.

3804518502061 is a deficient number, since it is larger than the sum of its proper divisors (429267411).

3804518502061 is an equidigital number, since it uses as much as digits as its factorization.

3804518502061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429267410.

The product of its (nonzero) digits is 230400, while the sum is 43.

The spelling of 3804518502061 in words is "three trillion, eight hundred four billion, five hundred eighteen million, five hundred two thousand, sixty-one".