20996158296096 has 480 divisors, whose sum is σ = 64846565074368. Its totient is φ = 6656833290240.

The previous prime is 20996158296083. The next prime is 20996158296133. The reversal of 20996158296096 is 69069285169902.

20996158296096 is a `hidden beast` number, since 2 + 0 + 9 + 9 + 6 + 1 + 5 + 8 + 2 + 9 + 609 + 6 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2636710611 + ... + 2636718573.

Almost surely, 2^{20996158296096} 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 20996158296096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32423282537184).

20996158296096 is an abundant number, since it is smaller than the sum of its proper divisors (43850406778272).

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

20996158296096 is a wasteful number, since it uses less digits than its factorization.

20996158296096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8646 (or 8629 counting only the distinct ones).

The product of its (nonzero) digits is 226748160, while the sum is 72.

The spelling of 20996158296096 in words is "twenty trillion, nine hundred ninety-six billion, one hundred fifty-eight million, two hundred ninety-six thousand, ninety-six".