20134434034 has 32 divisors (see below), whose sum is σ = 35501961600. Its totient is φ = 8443180800.

The previous prime is 20134434017. The next prime is 20134434043. The reversal of 20134434034 is 43043443102.

It is a junction number, because it is equal to n+sod(n) for n = 20134433993 and 20134434011.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 504442 + ... + 542890.

It is an arithmetic number, because the mean of its divisors is an integer number (1109436300).

Almost surely, 2^20134434034 is an apocalyptic number.

20134434034 is a deficient number, since it is larger than the sum of its proper divisors (15367527566).

20134434034 is a wasteful number, since it uses less digits than its factorization.

20134434034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40306.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 20134434034 its reverse (43043443102), we get a palindrome (63177877136).

The spelling of 20134434034 in words is "twenty billion, one hundred thirty-four million, four hundred thirty-four thousand, thirty-four".