20434020604 has 12 divisors (see below), whose sum is σ = 37863038304. Its totient is φ = 9616009664.

The previous prime is 20434020569. The next prime is 20434020623. The reversal of 20434020604 is 40602043402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150250084 + ... + 150250219.

It is an arithmetic number, because the mean of its divisors is an integer number (3155253192).

Almost surely, 2^20434020604 is an apocalyptic number.

It is an amenable number.

20434020604 is a deficient number, since it is larger than the sum of its proper divisors (17429017700).

20434020604 is a wasteful number, since it uses less digits than its factorization.

20434020604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300500324 (or 300500322 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The spelling of 20434020604 in words is "twenty billion, four hundred thirty-four million, twenty thousand, six hundred four".