20143318576 has 20 divisors (see below), whose sum is σ = 39031499592. Its totient is φ = 10070673536.

The previous prime is 20143318553. The next prime is 20143318589. The reversal of 20143318576 is 67581334102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123900 + ... + 235876.

Almost surely, 2^20143318576 is an apocalyptic number.

It is an amenable number.

20143318576 is a deficient number, since it is larger than the sum of its proper divisors (18888181016).

20143318576 is a wasteful number, since it uses less digits than its factorization.

20143318576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123228 (or 123222 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 20143318576 in words is "twenty billion, one hundred forty-three million, three hundred eighteen thousand, five hundred seventy-six".