1016678112450 has 576 divisors, whose sum is σ = 3611716335360. Its totient is φ = 183531110400.

The previous prime is 1016678112449. The next prime is 1016678112487. The reversal of 1016678112450 is 542118766101.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 28059946 + ... + 28096154.

It is an arithmetic number, because the mean of its divisors is an integer number (6270340860).

Almost surely, 2^{1016678112450} is an apocalyptic number.

1016678112450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1016678112450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1805858167680).

1016678112450 is an abundant number, since it is smaller than the sum of its proper divisors (2595038222910).

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

1016678112450 is a wasteful number, since it uses less digits than its factorization.

1016678112450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36283 (or 36267 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 42.

The spelling of 1016678112450 in words is "one trillion, sixteen billion, six hundred seventy-eight million, one hundred twelve thousand, four hundred fifty".