11661362565322 has 8 divisors (see below), whose sum is σ = 17507703693636. Its totient is φ = 5825461334112.

The previous prime is 11661362565319. The next prime is 11661362565337. The reversal of 11661362565322 is 22356526316611.

It can be written as a sum of positive squares in 2 ways, for example, as 9734343840081 + 1927018725241 = 3119991^2 + 1388171^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2609971483 + ... + 2609975950.

Almost surely, 2^{11661362565322} is an apocalyptic number.

11661362565322 is a deficient number, since it is larger than the sum of its proper divisors (5846341128314).

11661362565322 is a wasteful number, since it uses less digits than its factorization.

11661362565322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5219948552.

The product of its digits is 2332800, while the sum is 49.

The spelling of 11661362565322 in words is "eleven trillion, six hundred sixty-one billion, three hundred sixty-two million, five hundred sixty-five thousand, three hundred twenty-two".