1163688960 has 352 divisors, whose sum is σ = 4338984960. Its totient is φ = 260702208.

The previous prime is 1163688949. The next prime is 1163688983. The reversal of 1163688960 is 698863611.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8494012 + ... + 8494148.

Almost surely, 2^1163688960 is an apocalyptic number.

1163688960 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 1163688960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2169492480).

1163688960 is an abundant number, since it is smaller than the sum of its proper divisors (3175296000).

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

1163688960 is a wasteful number, since it uses less digits than its factorization.

1163688960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 48.

The square root of 1163688960 is about 34112.8855419767. The cubic root of 1163688960 is about 1051.8302048293.

The spelling of 1163688960 in words is "one billion, one hundred sixty-three million, six hundred eighty-eight thousand, nine hundred sixty".