20008838134 has 16 divisors (see below), whose sum is σ = 30532269600. Its totient is φ = 9832761664.

The previous prime is 20008838119. The next prime is 20008838191. The reversal of 20008838134 is 43183880002.

It is a super-2 number, since 2×20008838134² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20008838093 and 20008838102.

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 7 ways as a sum of consecutive naturals, for example, 306829 + ... + 366280.

It is an arithmetic number, because the mean of its divisors is an integer number (1908266850).

Almost surely, 2^20008838134 is an apocalyptic number.

20008838134 is a deficient number, since it is larger than the sum of its proper divisors (10523431466).

20008838134 is a wasteful number, since it uses less digits than its factorization.

20008838134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673367.

The product of its (nonzero) digits is 36864, while the sum is 37.

The spelling of 20008838134 in words is "twenty billion, eight million, eight hundred thirty-eight thousand, one hundred thirty-four".