2066765767044 has 48 divisors (see below), whose sum is σ = 5269730114880. Its totient is φ = 625236490240.

The previous prime is 2066765767021. The next prime is 2066765767061. The reversal of 2066765767044 is 4407675676602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13123509 + ... + 13280060.

It is an arithmetic number, because the mean of its divisors is an integer number (109786044060).

Almost surely, 2^{2066765767044} is an apocalyptic number.

It is an amenable number.

2066765767044 is an abundant number, since it is smaller than the sum of its proper divisors (3202964347836).

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

2066765767044 is a wasteful number, since it uses less digits than its factorization.

2066765767044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26404180 (or 26404178 counting only the distinct ones).

The product of its (nonzero) digits is 71124480, while the sum is 60.

The spelling of 2066765767044 in words is "two trillion, sixty-six billion, seven hundred sixty-five million, seven hundred sixty-seven thousand, forty-four".