1183836396960 has 960 divisors, whose sum is σ = 4859720312832. Its totient is φ = 266917856256.

The previous prime is 1183836396949. The next prime is 1183836396973. The reversal of 1183836396960 is 696936383811.

1183836396960 is a `hidden beast` number, since 1 + 1 + 83 + 83 + 6 + 396 + 96 + 0 = 666.

It is a super-2 number, since 2×1183836396960² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1829731357 + ... + 1829732003.

Almost surely, 2^{1183836396960} is an apocalyptic number.

1183836396960 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 1183836396960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2429860156416).

1183836396960 is an abundant number, since it is smaller than the sum of its proper divisors (3675883915872).

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

1183836396960 is an frugal number, since it uses more digits than its factorization.

1183836396960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779 (or 747 counting only the distinct ones).

The product of its (nonzero) digits is 30233088, while the sum is 63.

The spelling of 1183836396960 in words is "one trillion, one hundred eighty-three billion, eight hundred thirty-six million, three hundred ninety-six thousand, nine hundred sixty".