11883464640 has 280 divisors, whose sum is σ = 43417552992. Its totient is φ = 3083028480.

The previous prime is 11883464623. The next prime is 11883464653. The reversal of 11883464640 is 4646438811.

11883464640 is a `hidden beast` number, since 1 + 188 + 3 + 4 + 6 + 464 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 952845 + ... + 965235.

Almost surely, 2^11883464640 is an apocalyptic number.

11883464640 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 11883464640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21708776496).

11883464640 is an abundant number, since it is smaller than the sum of its proper divisors (31534088352).

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

11883464640 is a wasteful number, since it uses less digits than its factorization.

11883464640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12457 (or 12438 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The spelling of 11883464640 in words is "eleven billion, eight hundred eighty-three million, four hundred sixty-four thousand, six hundred forty".