1105775780106 has 16 divisors (see below), whose sum is σ = 2287811959200. Its totient is φ = 355881860208.

The previous prime is 1105775780093. The next prime is 1105775780117. The reversal of 1105775780106 is 6010875775011.

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, 3177516436 + ... + 3177516783.

It is an arithmetic number, because the mean of its divisors is an integer number (142988247450).

Almost surely, 2^{1105775780106} is an apocalyptic number.

1105775780106 is an abundant number, since it is smaller than the sum of its proper divisors (1182036179094).

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

1105775780106 is a wasteful number, since it uses less digits than its factorization.

1105775780106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6355033253.

The product of its (nonzero) digits is 411600, while the sum is 48.

It can be divided in two parts, 1105775 and 780106, that added together give a palindrome (1885881).

The spelling of 1105775780106 in words is "one trillion, one hundred five billion, seven hundred seventy-five million, seven hundred eighty thousand, one hundred six".