1200877673868 has 96 divisors (see below), whose sum is σ = 3133345360320. Its totient is φ = 397734543360.

The previous prime is 1200877673867. The next prime is 1200877673887. The reversal of 1200877673868 is 8683767780021.

1200877673868 is a `hidden beast` number, since 120 + 0 + 8 + 77 + 67 + 386 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (1200877673867) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10656796 + ... + 10768892.

It is an arithmetic number, because the mean of its divisors is an integer number (32639014170).

Almost surely, 2^{1200877673868} is an apocalyptic number.

1200877673868 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1200877673868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1566672680160).

1200877673868 is an abundant number, since it is smaller than the sum of its proper divisors (1932467686452).

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

1200877673868 is a wasteful number, since it uses less digits than its factorization.

1200877673868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112744 (or 112736 counting only the distinct ones).

The product of its (nonzero) digits is 37933056, while the sum is 63.

The spelling of 1200877673868 in words is "one trillion, two hundred billion, eight hundred seventy-seven million, six hundred seventy-three thousand, eight hundred sixty-eight".