1173231059616 has 384 divisors, whose sum is σ = 4268688076800. Its totient is φ = 304564423680.

The previous prime is 1173231059569. The next prime is 1173231059647. The reversal of 1173231059616 is 6169501323711.

1173231059616 is a `hidden beast` number, since 1 + 1 + 7 + 3 + 23 + 1 + 0 + 5 + 9 + 616 = 666.

It is a super-2 number, since 2×1173231059616² (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 63 ways as a sum of consecutive naturals, for example, 155206045 + ... + 155213603.

It is an arithmetic number, because the mean of its divisors is an integer number (11116375200).

Almost surely, 2^{1173231059616} is an apocalyptic number.

1173231059616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1173231059616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2134344038400).

1173231059616 is an abundant number, since it is smaller than the sum of its proper divisors (3095457017184).

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

1173231059616 is a wasteful number, since it uses less digits than its factorization.

1173231059616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9929 (or 9915 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The spelling of 1173231059616 in words is "one trillion, one hundred seventy-three billion, two hundred thirty-one million, fifty-nine thousand, six hundred sixteen".