2067011621718 has 16 divisors (see below), whose sum is σ = 4134068273520. Its totient is φ = 688996368896.

The previous prime is 2067011621711. The next prime is 2067011621833. The reversal of 2067011621718 is 8171261107602.

It is a self number, because there is not a number n which added to its sum of digits gives 2067011621718.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2067011621711) 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, 1264155 + ... + 2394182.

It is an arithmetic number, because the mean of its divisors is an integer number (258379267095).

Almost surely, 2^{2067011621718} is an apocalyptic number.

2067011621718 is an abundant number, since it is smaller than the sum of its proper divisors (2067056651802).

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

2067011621718 is a wasteful number, since it uses less digits than its factorization.

2067011621718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3752511.

The product of its (nonzero) digits is 56448, while the sum is 42.

The spelling of 2067011621718 in words is "two trillion, sixty-seven billion, eleven million, six hundred twenty-one thousand, seven hundred eighteen".