3880738809641 has 4 divisors (see below), whose sum is σ = 3985623642372. Its totient is φ = 3775853976912.

The previous prime is 3880738809601. The next prime is 3880738809691. The reversal of 3880738809641 is 1469088370883.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3629558419600 + 251180390041 = 1905140^2 + 501179^2 .

It is a cyclic number.

It is not a de Polignac number, because 3880738809641 - 2³⁴ = 3863558940457 is a prime.

It is a super-3 number, since 3×3880738809641³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3880738809601) 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, 52442416310 + ... + 52442416383.

It is an arithmetic number, because the mean of its divisors is an integer number (996405910593).

Almost surely, 2^{3880738809641} is an apocalyptic number.

It is an amenable number.

3880738809641 is a deficient number, since it is larger than the sum of its proper divisors (104884832731).

3880738809641 is a wasteful number, since it uses less digits than its factorization.

3880738809641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104884832730.

The product of its (nonzero) digits is 55738368, while the sum is 65.

The spelling of 3880738809641 in words is "three trillion, eight hundred eighty billion, seven hundred thirty-eight million, eight hundred nine thousand, six hundred forty-one".