20340003032 has 16 divisors (see below), whose sum is σ = 38154587760. Its totient is φ = 10165446304.

The previous prime is 20340003031. The next prime is 20340003077. The reversal of 20340003032 is 23030004302.

It is a self number, because there is not a number n which added to its sum of digits gives 20340003032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20340003031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550388 + ... + 586179.

It is an arithmetic number, because the mean of its divisors is an integer number (2384661735).

Almost surely, 2^20340003032 is an apocalyptic number.

It is an amenable number.

20340003032 is a deficient number, since it is larger than the sum of its proper divisors (17814584728).

20340003032 is a wasteful number, since it uses less digits than its factorization.

20340003032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138810 (or 1138806 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 17.

Adding to 20340003032 its reverse (23030004302), we get a palindrome (43370007334).

The spelling of 20340003032 in words is "twenty billion, three hundred forty million, three thousand, thirty-two".