1123637544162 has 48 divisors (see below), whose sum is σ = 2782399718592. Its totient is φ = 321032475360.

The previous prime is 1123637544157. The next prime is 1123637544203. The reversal of 1123637544162 is 2614457363211.

1123637544162 is a `hidden beast` number, since 1 + 1 + 2 + 3 + 637 + 5 + 4 + 4 + 1 + 6 + 2 = 666.

It is a super-2 number, since 2×1123637544162² (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 23 ways as a sum of consecutive naturals, for example, 10893153 + ... + 10995819.

It is an arithmetic number, because the mean of its divisors is an integer number (57966660804).

Almost surely, 2^{1123637544162} is an apocalyptic number.

1123637544162 is an abundant number, since it is smaller than the sum of its proper divisors (1658762174430).

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

1123637544162 is a wasteful number, since it uses less digits than its factorization.

1123637544162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189543 (or 189540 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The spelling of 1123637544162 in words is "one trillion, one hundred twenty-three billion, six hundred thirty-seven million, five hundred forty-four thousand, one hundred sixty-two".