13163245462500 has 432 divisors, whose sum is σ = 45696989080512. Its totient is φ = 2938753440000.

The previous prime is 13163245462487. The next prime is 13163245462541. The reversal of 13163245462500 is 526454236131.

It is a super-2 number, since 2×13163245462500² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 78929202 + ... + 79095798.

It is an arithmetic number, because the mean of its divisors is an integer number (105780067316).

Almost surely, 2^{13163245462500} is an apocalyptic number.

13163245462500 is a gapful number since it is divisible by the number (10) 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 13163245462500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22848494540256).

13163245462500 is an abundant number, since it is smaller than the sum of its proper divisors (32533743618012).

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

13163245462500 is a wasteful number, since it uses less digits than its factorization.

13163245462500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166686 (or 166657 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

Adding to 13163245462500 its reverse (526454236131), we get a palindrome (13689699698631).

The spelling of 13163245462500 in words is "thirteen trillion, one hundred sixty-three billion, two hundred forty-five million, four hundred sixty-two thousand, five hundred".