109008863028 has 72 divisors (see below), whose sum is σ = 299627514368. Its totient is φ = 33215531328.

The previous prime is 109008863023. The next prime is 109008863083. The reversal of 109008863028 is 820368800901.

109008863028 is a `hidden beast` number, since 1 + 0 + 9 + 0 + 0 + 8 + 8 + 630 + 2 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109008863023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1082500 + ... + 1178907.

Almost surely, 2^109008863028 is an apocalyptic number.

109008863028 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

109008863028 is an abundant number, since it is smaller than the sum of its proper divisors (190618651340).

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

109008863028 is a wasteful number, since it uses less digits than its factorization.

109008863028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2261533 (or 2261528 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The spelling of 109008863028 in words is "one hundred nine billion, eight million, eight hundred sixty-three thousand, twenty-eight".