11878418510784 has 168 divisors, whose sum is σ = 39208282109568. Its totient is φ = 3367926581760.

The previous prime is 11878418510771. The next prime is 11878418510789. The reversal of 11878418510784 is 48701581487811.

11878418510784 is a `hidden beast` number, since 1 + 1 + 8 + 7 + 8 + 41 + 8 + 510 + 78 + 4 = 666.

11878418510784 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (168).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11878418510789) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10716222 + ... + 11772605.

Almost surely, 2^{11878418510784} is an apocalyptic number.

11878418510784 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11878418510784 is an abundant number, since it is smaller than the sum of its proper divisors (27329863598784).

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

11878418510784 is a wasteful number, since it uses less digits than its factorization.

11878418510784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22488983 (or 22488970 counting only the distinct ones).

The product of its (nonzero) digits is 16056320, while the sum is 63.

The spelling of 11878418510784 in words is "eleven trillion, eight hundred seventy-eight billion, four hundred eighteen million, five hundred ten thousand, seven hundred eighty-four".