20115146664322 has 8 divisors (see below), whose sum is σ = 30201928828236. Its totient is φ = 10047837054912.

The previous prime is 20115146664251. The next prime is 20115146664331. The reversal of 20115146664322 is 22346664151102.

It can be written as a sum of positive squares in 2 ways, for example, as 14582767550121 + 5532379114201 = 3818739^2 + 2352101^2 .

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, 4868136043 + ... + 4868140174.

Almost surely, 2^{20115146664322} is an apocalyptic number.

20115146664322 is a deficient number, since it is larger than the sum of its proper divisors (10086782163914).

20115146664322 is a wasteful number, since it uses less digits than its factorization.

20115146664322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9736277252.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 20115146664322 in words is "twenty trillion, one hundred fifteen billion, one hundred forty-six million, six hundred sixty-four thousand, three hundred twenty-two".