20134013500 has 48 divisors (see below), whose sum is σ = 45045235872. Its totient is φ = 7857168000.

The previous prime is 20134013479. The next prime is 20134013507. The reversal of 20134013500 is 531043102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20134013507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 470574 + ... + 511573.

It is an arithmetic number, because the mean of its divisors is an integer number (938442414).

Almost surely, 2^20134013500 is an apocalyptic number.

20134013500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20134013500 is an abundant number, since it is smaller than the sum of its proper divisors (24911222372).

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

20134013500 is a wasteful number, since it uses less digits than its factorization.

20134013500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982207 (or 982195 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 20134013500 its reverse (531043102), we get a palindrome (20665056602).

It can be divided in two parts, 201340 and 13500, that added together give a triangular number (214840 = T₆₅₅).

The spelling of 20134013500 in words is "twenty billion, one hundred thirty-four million, thirteen thousand, five hundred".