15696916409088 has 432 divisors, whose sum is σ = 48791558481120. Its totient is φ = 4835463266304.

The previous prime is 15696916409087. The next prime is 15696916409089. The reversal of 15696916409088 is 88090461969651.

15696916409088 is a `hidden beast` number, since 1 + 56 + 9 + 6 + 91 + 6 + 409 + 0 + 88 = 666.

It is an interprime number because it is at equal distance from previous prime (15696916409087) and next prime (15696916409089).

It is a super-2 number, since 2×15696916409088² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (15696916409087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 831879718 + ... + 831898586.

It is an arithmetic number, because the mean of its divisors is an integer number (112943422410).

Almost surely, 2^{15696916409088} is an apocalyptic number.

15696916409088 is a gapful number since it is divisible by the number (18) 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 15696916409088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24395779240560).

15696916409088 is an abundant number, since it is smaller than the sum of its proper divisors (33094642072032).

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

15696916409088 is a wasteful number, since it uses less digits than its factorization.

15696916409088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19292 (or 19275 counting only the distinct ones).

The product of its (nonzero) digits is 201553920, while the sum is 72.

The spelling of 15696916409088 in words is "fifteen trillion, six hundred ninety-six billion, nine hundred sixteen million, four hundred nine thousand, eighty-eight".