20340134010 has 48 divisors (see below), whose sum is σ = 60439257216. Its totient is φ = 4649173344.

The previous prime is 20340133993. The next prime is 20340134093. The reversal of 20340134010 is 1043104302.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon 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 23 ways as a sum of consecutive naturals, for example, 16142334 + ... + 16143593.

It is an arithmetic number, because the mean of its divisors is an integer number (1259151192).

Almost surely, 2^20340134010 is an apocalyptic number.

20340134010 is an abundant number, since it is smaller than the sum of its proper divisors (40099123206).

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

20340134010 is a wasteful number, since it uses less digits than its factorization.

20340134010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32285947 (or 32285944 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20340134010 its reverse (1043104302), we get a palindrome (21383238312).

The spelling of 20340134010 in words is "twenty billion, three hundred forty million, one hundred thirty-four thousand, ten".