1094490806640 has 640 divisors, whose sum is σ = 4342503204864. Its totient is φ = 221460480000.

The previous prime is 1094490806623. The next prime is 1094490806707. The reversal of 1094490806640 is 466080944901.

It is a super-3 number, since 3×1094490806640³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 113850474 + ... + 113860086.

Almost surely, 2^{1094490806640} is an apocalyptic number.

1094490806640 is a gapful number since it is divisible by the number (10) 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 1094490806640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2171251602432).

1094490806640 is an abundant number, since it is smaller than the sum of its proper divisors (3248012398224).

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

1094490806640 is a wasteful number, since it uses less digits than its factorization.

1094490806640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9809 (or 9803 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 51.

The spelling of 1094490806640 in words is "one trillion, ninety-four billion, four hundred ninety million, eight hundred six thousand, six hundred forty".