1122163254664 has 8 divisors (see below), whose sum is σ = 2104056102510. Its totient is φ = 561081627328.

The previous prime is 1122163254643. The next prime is 1122163254691. The reversal of 1122163254664 is 4664523612211.

It can be written as a sum of positive squares in only one way, i.e., 573760800900 + 548402453764 = 757470^2 + 740542^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1122163254664.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70135203409 + ... + 70135203424.

Almost surely, 2^{1122163254664} is an apocalyptic number.

It is an amenable number.

1122163254664 is a deficient number, since it is larger than the sum of its proper divisors (981892847846).

1122163254664 is a wasteful number, since it uses less digits than its factorization.

1122163254664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140270406839 (or 140270406835 counting only the distinct ones).

The product of its digits is 414720, while the sum is 43.

Adding to 1122163254664 its reverse (4664523612211), we get a palindrome (5786686866875).

The spelling of 1122163254664 in words is "one trillion, one hundred twenty-two billion, one hundred sixty-three million, two hundred fifty-four thousand, six hundred sixty-four".