2000168333538 has 16 divisors (see below), whose sum is σ = 4085450213760. Its totient is φ = 652537186736.

The previous prime is 2000168333521. The next prime is 2000168333551. The reversal of 2000168333538 is 8353338610002.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2000168333538.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3546397473 + ... + 3546398036.

It is an arithmetic number, because the mean of its divisors is an integer number (255340638360).

Almost surely, 2^{2000168333538} is an apocalyptic number.

2000168333538 is an abundant number, since it is smaller than the sum of its proper divisors (2085281880222).

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

2000168333538 is a wasteful number, since it uses less digits than its factorization.

2000168333538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7092795561.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 2000168333538 in words is "two trillion, one hundred sixty-eight million, three hundred thirty-three thousand, five hundred thirty-eight".