20043250134 has 32 divisors (see below), whose sum is σ = 41916856320. Its totient is φ = 6377238912.

The previous prime is 20043250099. The next prime is 20043250163. The reversal of 20043250134 is 43105234002.

It is a congruent number.

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, 85507 + ... + 217710.

It is an arithmetic number, because the mean of its divisors is an integer number (1309901760).

Almost surely, 2^20043250134 is an apocalyptic number.

20043250134 is an abundant number, since it is smaller than the sum of its proper divisors (21873606186).

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

20043250134 is a wasteful number, since it uses less digits than its factorization.

20043250134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303724.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 20043250134 its reverse (43105234002), we get a palindrome (63148484136).

The spelling of 20043250134 in words is "twenty billion, forty-three million, two hundred fifty thousand, one hundred thirty-four".