20843766214826 has 16 divisors (see below), whose sum is σ = 32073343789344. Its totient is φ = 10153872623664.

The previous prime is 20843766214823. The next prime is 20843766214841. The reversal of 20843766214826 is 62841266734802.

It is not an unprimeable number, because it can be changed into a prime (20843766214823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305216960 + ... + 305285243.

It is an arithmetic number, because the mean of its divisors is an integer number (2004583986834).

Almost surely, 2^{20843766214826} is an apocalyptic number.

20843766214826 is a deficient number, since it is larger than the sum of its proper divisors (11229577574518).

20843766214826 is a wasteful number, since it uses less digits than its factorization.

20843766214826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610502645.

The product of its (nonzero) digits is 37158912, while the sum is 59.

The spelling of 20843766214826 in words is "twenty trillion, eight hundred forty-three billion, seven hundred sixty-six million, two hundred fourteen thousand, eight hundred twenty-six".