3548941875641 has 4 divisors (see below), whose sum is σ = 3561753940452. Its totient is φ = 3536129810832.

The previous prime is 3548941875547. The next prime is 3548941875649. The reversal of 3548941875641 is 1465781498453.

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 270774529600 + 3278167346041 = 520360^2 + 1810571^2 .

It is a cyclic number.

It is not a de Polignac number, because 3548941875641 - 2¹⁰ = 3548941874617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3548941875649) 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, 6406031990 + ... + 6406032543.

It is an arithmetic number, because the mean of its divisors is an integer number (890438485113).

Almost surely, 2^{3548941875641} is an apocalyptic number.

It is an amenable number.

3548941875641 is a deficient number, since it is larger than the sum of its proper divisors (12812064811).

3548941875641 is a wasteful number, since it uses less digits than its factorization.

3548941875641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12812064810.

The product of its digits is 116121600, while the sum is 65.

The spelling of 3548941875641 in words is "three trillion, five hundred forty-eight billion, nine hundred forty-one million, eight hundred seventy-five thousand, six hundred forty-one".