260362001662261 has 4 divisors (see below), whose sum is σ = 260963299588012. Its totient is φ = 259760703736512.

The previous prime is 260362001662241. The next prime is 260362001662271. The reversal of 260362001662261 is 162266100263062.

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 135059029820100 + 125302971842161 = 11621490^2 + 11193881^2 .

It is a cyclic number.

It is not a de Polignac number, because 260362001662261 - 2¹⁷ = 260362001531189 is a prime.

It is a super-2 number, since 2×260362001662261² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260362001662241) 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, 300648962226 + ... + 300648963091.

It is an arithmetic number, because the mean of its divisors is an integer number (65240824897003).

Almost surely, 2^{260362001662261} is an apocalyptic number.

It is an amenable number.

260362001662261 is a deficient number, since it is larger than the sum of its proper divisors (601297925751).

260362001662261 is an equidigital number, since it uses as much as digits as its factorization.

260362001662261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601297925750.

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 260362001662261 in words is "two hundred sixty trillion, three hundred sixty-two billion, one million, six hundred sixty-two thousand, two hundred sixty-one".