20134104144 has 160 divisors (see below), whose sum is σ = 65629799424. Its totient is φ = 5166551040.

The previous prime is 20134104103. The next prime is 20134104163. The reversal of 20134104144 is 44140143102.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 273952 + ... + 339584.

Almost surely, 2^20134104144 is an apocalyptic number.

20134104144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20134104144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32814899712).

20134104144 is an abundant number, since it is smaller than the sum of its proper divisors (45495695280).

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

20134104144 is a wasteful number, since it uses less digits than its factorization.

20134104144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65745 (or 65739 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 20134104144 its reverse (44140143102), we get a palindrome (64274247246).

The spelling of 20134104144 in words is "twenty billion, one hundred thirty-four million, one hundred four thousand, one hundred forty-four".