1016453628 has 72 divisors (see below), whose sum is σ = 2701835136. Its totient is φ = 321578400.

The previous prime is 1016453623. The next prime is 1016453629. The reversal of 1016453628 is 8263546101.

It is a happy number.

1016453628 is a `hidden beast` number, since 1 + 0 + 1 + 645 + 3 + 6 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1016453592 and 1016453601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016453623) 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 23 ways as a sum of consecutive naturals, for example, 103783 + ... + 113153.

It is an arithmetic number, because the mean of its divisors is an integer number (37525488).

Almost surely, 2^1016453628 is an apocalyptic number.

1016453628 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1016453628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1350917568).

1016453628 is an abundant number, since it is smaller than the sum of its proper divisors (1685381508).

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

1016453628 is a wasteful number, since it uses less digits than its factorization.

1016453628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9535 (or 9530 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 1016453628 is about 31881.8698949732. The cubic root of 1016453628 is about 1005.4547344386.

Adding to 1016453628 its reverse (8263546101), we get a palindrome (9279999729).

The spelling of 1016453628 in words is "one billion, sixteen million, four hundred fifty-three thousand, six hundred twenty-eight".