2105646323126 has 16 divisors (see below), whose sum is σ = 3177986164224. Its totient is φ = 1046318169384.

The previous prime is 2105646323119. The next prime is 2105646323189. The reversal of 2105646323126 is 6213236465012.

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, 8009891 + ... + 8268593.

It is an arithmetic number, because the mean of its divisors is an integer number (198624135264).

Almost surely, 2^{2105646323126} is an apocalyptic number.

2105646323126 is a deficient number, since it is larger than the sum of its proper divisors (1072339841098).

2105646323126 is a wasteful number, since it uses less digits than its factorization.

2105646323126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283835.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 2105646323126 in words is "two trillion, one hundred five billion, six hundred forty-six million, three hundred twenty-three thousand, one hundred twenty-six".