2105291575892 has 24 divisors (see below), whose sum is σ = 3756369326976. Its totient is φ = 1032070654368.

The previous prime is 2105291575853. The next prime is 2105291575913. The reversal of 2105291575892 is 2985751925012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3124688 + ... + 3738215.

It is an arithmetic number, because the mean of its divisors is an integer number (156515388624).

Almost surely, 2^{2105291575892} is an apocalyptic number.

It is an amenable number.

2105291575892 is a deficient number, since it is larger than the sum of its proper divisors (1651077751084).

2105291575892 is a wasteful number, since it uses less digits than its factorization.

2105291575892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6864407 (or 6864405 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 56.

The spelling of 2105291575892 in words is "two trillion, one hundred five billion, two hundred ninety-one million, five hundred seventy-five thousand, eight hundred ninety-two".