1163173572960 has 768 divisors, whose sum is σ = 4588577538048. Its totient is φ = 241532928000.

The previous prime is 1163173572931. The next prime is 1163173572997. The reversal of 1163173572960 is 692753713611.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1064202174 + ... + 1064203266.

It is an arithmetic number, because the mean of its divisors is an integer number (5974710336).

Almost surely, 2^{1163173572960} is an apocalyptic number.

1163173572960 is a gapful number since it is divisible by the number (10) 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 1163173572960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2294288769024).

1163173572960 is an abundant number, since it is smaller than the sum of its proper divisors (3425403965088).

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

1163173572960 is a wasteful number, since it uses less digits than its factorization.

1163173572960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1767 (or 1759 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 51.

The spelling of 1163173572960 in words is "one trillion, one hundred sixty-three billion, one hundred seventy-three million, five hundred seventy-two thousand, nine hundred sixty".