13196990664 has 512 divisors, whose sum is σ = 45964800000. Its totient is φ = 3448811520.

The previous prime is 13196990657. The next prime is 13196990671. The reversal of 13196990664 is 46609969131.

13196990664 = T₁₁₄₁₇ + T₁₁₄₁₈ + ... + T₁₁₆₁₅.

It is an interprime number because it is at equal distance from previous prime (13196990657) and next prime (13196990671).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 13196990664.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 66316437 + ... + 66316635.

It is an arithmetic number, because the mean of its divisors is an integer number (89775000).

Almost surely, 2^13196990664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13196990664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22982400000).

13196990664 is an abundant number, since it is smaller than the sum of its proper divisors (32767809336).

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

13196990664 is a wasteful number, since it uses less digits than its factorization.

13196990664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370 (or 360 counting only the distinct ones).

The product of its (nonzero) digits is 1889568, while the sum is 54.

The spelling of 13196990664 in words is "thirteen billion, one hundred ninety-six million, nine hundred ninety thousand, six hundred sixty-four".