13140504452052 has 96 divisors (see below), whose sum is σ = 35550491961600. Its totient is φ = 4189572706176.

The previous prime is 13140504452051. The next prime is 13140504452077. The reversal of 13140504452052 is 25025440504131.

13140504452052 is a `hidden beast` number, since 1 + 3 + 1 + 4 + 0 + 5 + 0 + 445 + 205 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 13140504451998 and 13140504452016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13140504452051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81685474 + ... + 81846182.

It is an arithmetic number, because the mean of its divisors is an integer number (370317624600).

Almost surely, 2^{13140504452052} is an apocalyptic number.

13140504452052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13140504452052 is an abundant number, since it is smaller than the sum of its proper divisors (22409987509548).

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

13140504452052 is a wasteful number, since it uses less digits than its factorization.

13140504452052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193662 (or 193654 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 13140504452052 its reverse (25025440504131), we get a palindrome (38165944956183).

The spelling of 13140504452052 in words is "thirteen trillion, one hundred forty billion, five hundred four million, four hundred fifty-two thousand, fifty-two".