2541982447069 has 8 divisors (see below), whose sum is σ = 2770501722912. Its totient is φ = 2318174909040.

The previous prime is 2541982447051. The next prime is 2541982447111. The reversal of 2541982447069 is 9607442891452.

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

It is a cyclic number.

It is not a de Polignac number, because 2541982447069 - 2⁴¹ = 342959191517 is a prime.

It is a super-2 number, since 2×2541982447069² (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 = 2541982446998 and 2541982447016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541982447009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1177933327 + ... + 1177935484.

It is an arithmetic number, because the mean of its divisors is an integer number (346312715364).

Almost surely, 2^{2541982447069} is an apocalyptic number.

It is an amenable number.

2541982447069 is a deficient number, since it is larger than the sum of its proper divisors (228519275843).

2541982447069 is a wasteful number, since it uses less digits than its factorization.

2541982447069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2355868907.

The product of its (nonzero) digits is 34836480, while the sum is 61.

The spelling of 2541982447069 in words is "two trillion, five hundred forty-one billion, nine hundred eighty-two million, four hundred forty-seven thousand, sixty-nine".