1163325513960 has 192 divisors, whose sum is σ = 3951049639680. Its totient is φ = 296558599680.

The previous prime is 1163325513937. The next prime is 1163325513983. The reversal of 1163325513960 is 693155233611.

1163325513960 is a `hidden beast` number, since 1 + 1 + 6 + 3 + 3 + 2 + 551 + 3 + 96 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (1163325513937) and next prime (1163325513983).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 71911 + ... + 1527030.

It is an arithmetic number, because the mean of its divisors is an integer number (20578383540).

Almost surely, 2^{1163325513960} is an apocalyptic number.

1163325513960 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 1163325513960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1975524819840).

1163325513960 is an abundant number, since it is smaller than the sum of its proper divisors (2787724125720).

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

1163325513960 is a wasteful number, since it uses less digits than its factorization.

1163325513960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599048 (or 1599041 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 45.

The spelling of 1163325513960 in words is "one trillion, one hundred sixty-three billion, three hundred twenty-five million, five hundred thirteen thousand, nine hundred sixty".