2105053563066 has 16 divisors (see below), whose sum is σ = 4227722640000. Its totient is φ = 698748602048.

The previous prime is 2105053563061. The next prime is 2105053563131. The reversal of 2105053563066 is 6603653505012.

It is not an unprimeable number, because it can be changed into a prime (2105053563061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 733978191 + ... + 733981058.

It is an arithmetic number, because the mean of its divisors is an integer number (264232665000).

Almost surely, 2^{2105053563066} is an apocalyptic number.

2105053563066 is an abundant number, since it is smaller than the sum of its proper divisors (2122669076934).

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

2105053563066 is a wasteful number, since it uses less digits than its factorization.

2105053563066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1467959493.

The product of its (nonzero) digits is 486000, while the sum is 42.

The spelling of 2105053563066 in words is "two trillion, one hundred five billion, fifty-three million, five hundred sixty-three thousand, sixty-six".