20424624004 has 24 divisors (see below), whose sum is σ = 35973957600. Its totient is φ = 10146552000.

The previous prime is 20424623969. The next prime is 20424624029. The reversal of 20424624004 is 40042642402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385767 + ... + 435505.

It is an arithmetic number, because the mean of its divisors is an integer number (1498914900).

Almost surely, 2^20424624004 is an apocalyptic number.

It is an amenable number.

20424624004 is a deficient number, since it is larger than the sum of its proper divisors (15549333596).

20424624004 is a wasteful number, since it uses less digits than its factorization.

20424624004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50403 (or 50401 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

The spelling of 20424624004 in words is "twenty billion, four hundred twenty-four million, six hundred twenty-four thousand, four".