3626161441 has 4 divisors (see below), whose sum is σ = 4144184512. Its totient is φ = 3108138372.

The previous prime is 3626161423. The next prime is 3626161463. The reversal of 3626161441 is 1441616263.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1441616263 = 4657 ⋅309559.

It is a cyclic number.

It is not a de Polignac number, because 3626161441 - 2¹⁹ = 3625637153 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3626161397 and 3626161406.

It is not an unprimeable number, because it can be changed into a prime (3626161141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259011525 + ... + 259011538.

It is an arithmetic number, because the mean of its divisors is an integer number (1036046128).

Almost surely, 2^3626161441 is an apocalyptic number.

It is an amenable number.

3626161441 is a deficient number, since it is larger than the sum of its proper divisors (518023071).

3626161441 is an equidigital number, since it uses as much as digits as its factorization.

3626161441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518023070.

The product of its digits is 20736, while the sum is 34.

The square root of 3626161441 is about 60217.6173640240. The cubic root of 3626161441 is about 1536.3224557717.

The spelling of 3626161441 in words is "three billion, six hundred twenty-six million, one hundred sixty-one thousand, four hundred forty-one".