2119110394640 has 40 divisors (see below), whose sum is σ = 4932167689368. Its totient is φ = 846743336960.

The previous prime is 2119110394567. The next prime is 2119110394679. The reversal of 2119110394640 is 464930119112.

It can be written as a sum of positive squares in 4 ways, for example, as 12397486336 + 2106712908304 = 111344^2 + 1451452^2 .

It is a tau number, because it is divible by the number of its divisors (40).

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, 13999577 + ... + 14150136.

Almost surely, 2^{2119110394640} is an apocalyptic number.

2119110394640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2119110394640 is an abundant number, since it is smaller than the sum of its proper divisors (2813057294728).

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

2119110394640 is a wasteful number, since it uses less digits than its factorization.

2119110394640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28150667 (or 28150661 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 41.

The spelling of 2119110394640 in words is "two trillion, one hundred nineteen billion, one hundred ten million, three hundred ninety-four thousand, six hundred forty".