12696405636096 has 2640 divisors, whose sum is σ = 51090922995840. Its totient is φ = 3004298035200.

The previous prime is 12696405636091. The next prime is 12696405636097. The reversal of 12696405636096 is 69063650469621.

It is a happy number.

12696405636096 is a `hidden beast` number, since 1 + 2 + 6 + 9 + 6 + 4 + 0 + 563 + 60 + 9 + 6 = 666.

It is a super-2 number, since 2×12696405636096² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12696405636091) by changing a digit.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 125706986446 + ... + 125706986546.

Almost surely, 2^{12696405636096} is an apocalyptic number.

12696405636096 is a gapful number since it is divisible by the number (16) 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 12696405636096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25545461497920).

12696405636096 is an abundant number, since it is smaller than the sum of its proper divisors (38394517359744).

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

12696405636096 is a wasteful number, since it uses less digits than its factorization.

12696405636096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 75582720, while the sum is 63.

The spelling of 12696405636096 in words is "twelve trillion, six hundred ninety-six billion, four hundred five million, six hundred thirty-six thousand, ninety-six".