2441975634661 has 4 divisors (see below), whose sum is σ = 2442095541900. Its totient is φ = 2441855727424.

The previous prime is 2441975634647. The next prime is 2441975634727. The reversal of 2441975634661 is 1664365791442.

It is a happy number.

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 840027240900 + 1601948393761 = 916530^2 + 1265681^2 .

It is a cyclic number.

It is not a de Polignac number, because 2441975634661 - 2¹³ = 2441975626469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2441975634596 and 2441975634605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2441975634611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59923066 + ... + 59963803.

It is an arithmetic number, because the mean of its divisors is an integer number (610523885475).

Almost surely, 2^{2441975634661} is an apocalyptic number.

It is an amenable number.

2441975634661 is a deficient number, since it is larger than the sum of its proper divisors (119907239).

2441975634661 is a wasteful number, since it uses less digits than its factorization.

2441975634661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119907238.

The product of its digits is 26127360, while the sum is 58.

The spelling of 2441975634661 in words is "two trillion, four hundred forty-one billion, nine hundred seventy-five million, six hundred thirty-four thousand, six hundred sixty-one".