2067540686816 has 24 divisors (see below), whose sum is σ = 4440513521304. Its totient is φ = 939791221120.

The previous prime is 2067540686723. The next prime is 2067540686819. The reversal of 2067540686816 is 6186860457602.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2067540686819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2936847215 + ... + 2936847918.

It is an arithmetic number, because the mean of its divisors is an integer number (185021396721).

Almost surely, 2^{2067540686816} is an apocalyptic number.

It is an amenable number.

2067540686816 is an abundant number, since it is smaller than the sum of its proper divisors (2372972834488).

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

2067540686816 is a wasteful number, since it uses less digits than its factorization.

2067540686816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5873695154 (or 5873695146 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 59.

The spelling of 2067540686816 in words is "two trillion, sixty-seven billion, five hundred forty million, six hundred eighty-six thousand, eight hundred sixteen".