1008856816 has 20 divisors (see below), whose sum is σ = 2132356824. Its totient is φ = 458571200.

The previous prime is 1008856811. The next prime is 1008856819. The reversal of 1008856816 is 6186588001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1008856811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2865895 + ... + 2866246.

Almost surely, 2^1008856816 is an apocalyptic number.

1008856816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1008856816 is an abundant number, since it is smaller than the sum of its proper divisors (1123500008).

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

1008856816 is a wasteful number, since it uses less digits than its factorization.

1008856816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5732160 (or 5732154 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 43.

The square root of 1008856816 is about 31762.5064502158. The cubic root of 1008856816 is about 1002.9435987247.

It can be divided in two parts, 100885 and 6816, that added together give a palindrome (107701).

The spelling of 1008856816 in words is "one billion, eight million, eight hundred fifty-six thousand, eight hundred sixteen".