1016751078 has 144 divisors (see below), whose sum is σ = 2680404480. Its totient is φ = 277385472.

The previous prime is 1016751077. The next prime is 1016751089. The reversal of 1016751078 is 8701576101.

It is a happy number.

1016751078 is a `hidden beast` number, since 10 + 1 + 67 + 510 + 78 = 666.

It is a super-2 number, since 2×1016751078² = 2067565509228324168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016751077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3248250 + ... + 3248562.

It is an arithmetic number, because the mean of its divisors is an integer number (18613920).

Almost surely, 2^1016751078 is an apocalyptic number.

1016751078 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1016751078, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1340202240).

1016751078 is an abundant number, since it is smaller than the sum of its proper divisors (1663653402).

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

1016751078 is a wasteful number, since it uses less digits than its factorization.

1016751078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 36.

The square root of 1016751078 is about 31886.5344306966. The cubic root of 1016751078 is about 1005.5528019858.

The spelling of 1016751078 in words is "one billion, sixteen million, seven hundred fifty-one thousand, seventy-eight".