1094991998832 has 40 divisors (see below), whose sum is σ = 3143032590480. Its totient is φ = 364997332800.

The previous prime is 1094991998819. The next prime is 1094991998869. The reversal of 1094991998832 is 2388991994901.

1094991998832 is a `hidden beast` number, since 1 + 0 + 9 + 499 + 19 + 98 + 8 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

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, 1267351419 + ... + 1267352282.

It is an arithmetic number, because the mean of its divisors is an integer number (78575814762).

Almost surely, 2^{1094991998832} is an apocalyptic number.

1094991998832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1094991998832 is an abundant number, since it is smaller than the sum of its proper divisors (2048040591648).

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

1094991998832 is a wasteful number, since it uses less digits than its factorization.

1094991998832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534703718 (or 2534703706 counting only the distinct ones).

The product of its (nonzero) digits is 90699264, while the sum is 72.

The spelling of 1094991998832 in words is "one trillion, ninety-four billion, nine hundred ninety-one million, nine hundred ninety-eight thousand, eight hundred thirty-two".