13161663574410 has 128 divisors (see below), whose sum is σ = 34344623738880. Its totient is φ = 3208687324416.

The previous prime is 13161663574403. The next prime is 13161663574429. The reversal of 13161663574410 is 1447536616131.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 13161663574410.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 170178009 + ... + 170255331.

It is an arithmetic number, because the mean of its divisors is an integer number (268317372960).

Almost surely, 2^{13161663574410} is an apocalyptic number.

13161663574410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13161663574410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17172311869440).

13161663574410 is an abundant number, since it is smaller than the sum of its proper divisors (21182960164470).

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

13161663574410 is a wasteful number, since it uses less digits than its factorization.

13161663574410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81532.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 13161663574410 in words is "thirteen trillion, one hundred sixty-one billion, six hundred sixty-three million, five hundred seventy-four thousand, four hundred ten".