20177343017284 has 12 divisors (see below), whose sum is σ = 35310553440400. Its totient is φ = 10088613462888.

The previous prime is 20177343017267. The next prime is 20177343017309. The reversal of 20177343017284 is 48271034377102.

It is an unprimeable number.

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, 13724574 + ... + 15123445.

Almost surely, 2^{20177343017284} is an apocalyptic number.

It is an amenable number.

20177343017284 is a deficient number, since it is larger than the sum of its proper divisors (15133210423116).

20177343017284 is a wasteful number, since it uses less digits than its factorization.

20177343017284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29022882 (or 29022880 counting only the distinct ones).

The product of its (nonzero) digits is 1580544, while the sum is 49.

The spelling of 20177343017284 in words is "twenty trillion, one hundred seventy-seven billion, three hundred forty-three million, seventeen thousand, two hundred eighty-four".