1105318815544 has 8 divisors (see below), whose sum is σ = 2072472779160. Its totient is φ = 552659407768.

The previous prime is 1105318815533. The next prime is 1105318815547. The reversal of 1105318815544 is 4455188135011.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1105318815494 and 1105318815503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105318815547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69082425964 + ... + 69082425979.

It is an arithmetic number, because the mean of its divisors is an integer number (259059097395).

Almost surely, 2^{1105318815544} is an apocalyptic number.

It is an amenable number.

1105318815544 is a deficient number, since it is larger than the sum of its proper divisors (967153963616).

1105318815544 is a wasteful number, since it uses less digits than its factorization.

1105318815544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138164851949 (or 138164851945 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 46.

The spelling of 1105318815544 in words is "one trillion, one hundred five billion, three hundred eighteen million, eight hundred fifteen thousand, five hundred forty-four".