1128876683904 has 160 divisors (see below), whose sum is σ = 3375447150240. Its totient is φ = 374508126720.

The previous prime is 1128876683897. The next prime is 1128876683941. The reversal of 1128876683904 is 4093866788211.

1128876683904 is a `hidden beast` number, since 112 + 8 + 8 + 76 + 68 + 390 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1929637 + ... + 2445659.

It is an arithmetic number, because the mean of its divisors is an integer number (21096544689).

Almost surely, 2^{1128876683904} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1128876683904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1687723575120).

1128876683904 is an abundant number, since it is smaller than the sum of its proper divisors (2246570466336).

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

1128876683904 is an equidigital number, since it uses as much as digits as its factorization.

1128876683904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516260 (or 516239 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 63.

The spelling of 1128876683904 in words is "one trillion, one hundred twenty-eight billion, eight hundred seventy-six million, six hundred eighty-three thousand, nine hundred four".