2112748434906 has 16 divisors (see below), whose sum is σ = 4241089112448. Its totient is φ = 701650771200.

The previous prime is 2112748434859. The next prime is 2112748434941. The reversal of 2112748434906 is 6094348472112.

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, 649675015 + ... + 649678266.

It is an arithmetic number, because the mean of its divisors is an integer number (265068069528).

Almost surely, 2^{2112748434906} is an apocalyptic number.

2112748434906 is an abundant number, since it is smaller than the sum of its proper divisors (2128340677542).

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

2112748434906 is a wasteful number, since it uses less digits than its factorization.

2112748434906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299353557.

The product of its (nonzero) digits is 2322432, while the sum is 51.

The spelling of 2112748434906 in words is "two trillion, one hundred twelve billion, seven hundred forty-eight million, four hundred thirty-four thousand, nine hundred six".