20003513140340 has 96 divisors (see below), whose sum is σ = 42704360455680. Its totient is φ = 7869776818176.

The previous prime is 20003513140327. The next prime is 20003513140357. The reversal of 20003513140340 is 4304131530002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 953309489 + ... + 953330471.

It is an arithmetic number, because the mean of its divisors is an integer number (444837088080).

Almost surely, 2^{20003513140340} is an apocalyptic number.

20003513140340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20003513140340 is an abundant number, since it is smaller than the sum of its proper divisors (22700847315340).

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

20003513140340 is a wasteful number, since it uses less digits than its factorization.

20003513140340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24321 (or 24319 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 20003513140340 its reverse (4304131530002), we get a palindrome (24307644670342).

The spelling of 20003513140340 in words is "twenty trillion, three billion, five hundred thirteen million, one hundred forty thousand, three hundred forty".