261322323223162 has 8 divisors (see below), whose sum is σ = 392669970799392. Its totient is φ = 130432332956700.

The previous prime is 261322323223111. The next prime is 261322323223307.

261322323223162 is nontrivially palindromic in base 10.

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

It is a super-2 number, since 2×261322323223162² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 114414326014 + ... + 114414328297.

It is an arithmetic number, because the mean of its divisors is an integer number (49083746349924).

Almost surely, 2^{261322323223162} is an apocalyptic number.

261322323223162 is a deficient number, since it is larger than the sum of its proper divisors (131347647576230).

261322323223162 is a wasteful number, since it uses less digits than its factorization.

261322323223162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228828654884.

The product of its digits is 373248, while the sum is 40.

The spelling of 261322323223162 in words is "two hundred sixty-one trillion, three hundred twenty-two billion, three hundred twenty-three million, two hundred twenty-three thousand, one hundred sixty-two".