1173642889104 has 315 divisors, whose sum is σ = 3968736492513. Its totient is φ = 335092536576.

The previous prime is 1173642889099. The next prime is 1173642889121. The reversal of 1173642889104 is 4019882463711.

The square root of 1173642889104 is 1083348.

It is a perfect power (a square), and thus also a powerful number.

1173642889104 is a `hidden beast` number, since 1 + 1 + 7 + 36 + 428 + 89 + 104 = 666.

It can be written as a sum of positive squares in only one way, i.e., 973340096400 + 200302792704 = 986580^2 + 447552^2 .

It is a super-2 number, since 2×1173642889104² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 819010372 + ... + 819011804.

Almost surely, 2^{1173642889104} is an apocalyptic number.

1173642889104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1173642889104 is the 1083348-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1173642889104

1173642889104 is an abundant number, since it is smaller than the sum of its proper divisors (2795093603409).

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

1173642889104 is an frugal number, since it uses more digits than its factorization.

1173642889104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2906 (or 1445 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The spelling of 1173642889104 in words is "one trillion, one hundred seventy-three billion, six hundred forty-two million, eight hundred eighty-nine thousand, one hundred four".