20344341036066 has 32 divisors (see below), whose sum is σ = 43627477443840. Its totient is φ = 6301746736896.

The previous prime is 20344341036037. The next prime is 20344341036067. The reversal of 20344341036066 is 66063014344302.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20344341036067) 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 15 ways as a sum of consecutive naturals, for example, 1262361081 + ... + 1262377196.

It is an arithmetic number, because the mean of its divisors is an integer number (1363358670120).

Almost surely, 2^{20344341036066} is an apocalyptic number.

20344341036066 is an abundant number, since it is smaller than the sum of its proper divisors (23283136407774).

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

20344341036066 is a wasteful number, since it uses less digits than its factorization.

20344341036066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2524738378.

The product of its (nonzero) digits is 746496, while the sum is 42.

The spelling of 20344341036066 in words is "twenty trillion, three hundred forty-four billion, three hundred forty-one million, thirty-six thousand, sixty-six".