20143241004 has 12 divisors (see below), whose sum is σ = 47000895704. Its totient is φ = 6714413664.

The previous prime is 20143240981. The next prime is 20143241011. The reversal of 20143241004 is 40014234102.

It is a tau number, because it is divible by the number of its divisors (12).

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, 839301697 + ... + 839301720.

Almost surely, 2^20143241004 is an apocalyptic number.

It is an amenable number.

20143241004 is an abundant number, since it is smaller than the sum of its proper divisors (26857654700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20143241004 is a wasteful number, since it uses less digits than its factorization.

20143241004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1678603424 (or 1678603422 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 20143241004 its reverse (40014234102), we get a palindrome (60157475106).

The spelling of 20143241004 in words is "twenty billion, one hundred forty-three million, two hundred forty-one thousand, four".