2118776389800 has 192 divisors, whose sum is σ = 7832892948480. Its totient is φ = 463235562240.

The previous prime is 2118776389799. The next prime is 2118776389813. The reversal of 2118776389800 is 89836778112.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10870152 + ... + 11063351.

It is an arithmetic number, because the mean of its divisors is an integer number (40796317440).

Almost surely, 2^{2118776389800} is an apocalyptic number.

2118776389800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2118776389800 is an abundant number, since it is smaller than the sum of its proper divisors (5714116558680).

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

2118776389800 is a wasteful number, since it uses less digits than its factorization.

2118776389800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21933552 (or 21933543 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 60.

The spelling of 2118776389800 in words is "two trillion, one hundred eighteen billion, seven hundred seventy-six million, three hundred eighty-nine thousand, eight hundred".