13163530472964 has 243 divisors, whose sum is σ = 35445916852437. Its totient is φ = 4118684961600.

The previous prime is 13163530472957. The next prime is 13163530472999. The reversal of 13163530472964 is 46927403536131.

The square root of 13163530472964 is 3628158.

It is a perfect power (a square), and thus also a powerful number.

13163530472964 is a `hidden beast` number, since 1 + 3 + 1 + 6 + 3 + 530 + 47 + 2 + 9 + 64 = 666.

It can be written as a sum of positive squares in only one way, i.e., 428053530564 + 12735476942400 = 654258^2 + 3568680^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13163530472964.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 30541833829 + ... + 30541834259.

Almost surely, 2^{13163530472964} is an apocalyptic number.

13163530472964 is the 3628158-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13163530472964

13163530472964 is an abundant number, since it is smaller than the sum of its proper divisors (22282386379473).

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

13163530472964 is an equidigital number, since it uses as much as digits as its factorization.

13163530472964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040 (or 520 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 54.

The spelling of 13163530472964 in words is "thirteen trillion, one hundred sixty-three billion, five hundred thirty million, four hundred seventy-two thousand, nine hundred sixty-four".