1123163460684 has 120 divisors (see below), whose sum is σ = 2977122603840. Its totient is φ = 369178228224.

The previous prime is 1123163460649. The next prime is 1123163460737. The reversal of 1123163460684 is 4860643613211.

1123163460684 is a `hidden beast` number, since 1 + 1 + 2 + 3 + 1 + 6 + 34 + 606 + 8 + 4 = 666.

It is a super-2 number, since 2×1123163460684² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 20372484 + ... + 20427540.

It is an arithmetic number, because the mean of its divisors is an integer number (24809355032).

Almost surely, 2^{1123163460684} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123163460684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1488561301920).

1123163460684 is an abundant number, since it is smaller than the sum of its proper divisors (1853959143156).

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

1123163460684 is a wasteful number, since it uses less digits than its factorization.

1123163460684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55949 (or 55938 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 1123163460684 in words is "one trillion, one hundred twenty-three billion, one hundred sixty-three million, four hundred sixty thousand, six hundred eighty-four".