11863823040 has 84 divisors (see below), whose sum is σ = 40806617904. Its totient is φ = 3163685376.

The previous prime is 11863823033. The next prime is 11863823047. The reversal of 11863823040 is 4032836811.

11863823040 is a `hidden beast` number, since 1 + 18 + 638 + 2 + 3 + 0 + 4 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (11863823033) and next prime (11863823047).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 11863822986 and 11863823004.

It is not an unprimeable number, because it can be changed into a prime (11863823047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2056812 + ... + 2062571.

Almost surely, 2^11863823040 is an apocalyptic number.

11863823040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11863823040 is an abundant number, since it is smaller than the sum of its proper divisors (28942794864).

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

11863823040 is a wasteful number, since it uses less digits than its factorization.

11863823040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119406 (or 4119393 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 11863823040 in words is "eleven billion, eight hundred sixty-three million, eight hundred twenty-three thousand, forty".