2000973138878 has 16 divisors (see below), whose sum is σ = 3438387514464. Its totient is φ = 855522954720.

The previous prime is 2000973138877. The next prime is 2000973138907. The reversal of 2000973138878 is 8788313790002.

It is a super-2 number, since 2×2000973138878² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000973138877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169740725 + ... + 169752512.

It is an arithmetic number, because the mean of its divisors is an integer number (214899219654).

Almost surely, 2^{2000973138878} is an apocalyptic number.

2000973138878 is a deficient number, since it is larger than the sum of its proper divisors (1437414375586).

2000973138878 is a wasteful number, since it uses less digits than its factorization.

2000973138878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339493667.

The product of its (nonzero) digits is 4064256, while the sum is 56.

The spelling of 2000973138878 in words is "two trillion, nine hundred seventy-three million, one hundred thirty-eight thousand, eight hundred seventy-eight".