260051417442121 has 4 divisors (see below), whose sum is σ = 260051604030100. Its totient is φ = 260051230854144.

The previous prime is 260051417442097. The next prime is 260051417442137. The reversal of 260051417442121 is 121244714150062.

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 237628730174521 + 22422687267600 = 15415211^2 + 4735260^2 .

It is a cyclic number.

It is not a de Polignac number, because 260051417442121 - 2⁷ = 260051417441993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260051417445121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91187556 + ... + 93996133.

It is an arithmetic number, because the mean of its divisors is an integer number (65012901007525).

Almost surely, 2^{260051417442121} is an apocalyptic number.

It is an amenable number.

260051417442121 is a deficient number, since it is larger than the sum of its proper divisors (186587979).

260051417442121 is a wasteful number, since it uses less digits than its factorization.

260051417442121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186587978.

The product of its (nonzero) digits is 107520, while the sum is 40.

The spelling of 260051417442121 in words is "two hundred sixty trillion, fifty-one billion, four hundred seventeen million, four hundred forty-two thousand, one hundred twenty-one".