1040478171876 has 288 divisors, whose sum is σ = 3296163046400. Its totient is φ = 281652940800.

The previous prime is 1040478171853. The next prime is 1040478171877. The reversal of 1040478171876 is 6781718740401.

1040478171876 is a `hidden beast` number, since 10 + 404 + 7 + 81 + 71 + 87 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (1040478171877) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 5167620 + ... + 5365188.

Almost surely, 2^{1040478171876} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1040478171876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1648081523200).

1040478171876 is an abundant number, since it is smaller than the sum of its proper divisors (2255684874524).

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

1040478171876 is a wasteful number, since it uses less digits than its factorization.

1040478171876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197648 (or 197629 counting only the distinct ones).

The product of its (nonzero) digits is 2107392, while the sum is 54.

The spelling of 1040478171876 in words is "one trillion, forty billion, four hundred seventy-eight million, one hundred seventy-one thousand, eight hundred seventy-six".