20124834612 has 24 divisors (see below), whose sum is σ = 47034071616. Its totient is φ = 6697403328.

The previous prime is 20124834571. The next prime is 20124834623. The reversal of 20124834612 is 21643842102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1351648 + ... + 1366455.

It is an arithmetic number, because the mean of its divisors is an integer number (1959752984).

Almost surely, 2^20124834612 is an apocalyptic number.

It is an amenable number.

20124834612 is an abundant number, since it is smaller than the sum of its proper divisors (26909237004).

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

20124834612 is a wasteful number, since it uses less digits than its factorization.

20124834612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2718727 (or 2718725 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The spelling of 20124834612 in words is "twenty billion, one hundred twenty-four million, eight hundred thirty-four thousand, six hundred twelve".