4178384956416 has 88 divisors (see below), whose sum is σ = 12149366583744. Its totient is φ = 1266177249280.

The previous prime is 4178384956363. The next prime is 4178384956423. The reversal of 4178384956416 is 6146594838714.

It is a tau number, because it is divible by the number of its divisors (88).

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61791270 + ... + 61858853.

Almost surely, 2^{4178384956416} is an apocalyptic number.

It is an amenable number.

4178384956416 is an abundant number, since it is smaller than the sum of its proper divisors (7970981627328).

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

4178384956416 is a wasteful number, since it uses less digits than its factorization.

4178384956416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123650157 (or 123650139 counting only the distinct ones).

The product of its digits is 139345920, while the sum is 66.

The spelling of 4178384956416 in words is "four trillion, one hundred seventy-eight billion, three hundred eighty-four million, nine hundred fifty-six thousand, four hundred sixteen".