109078775208 has 96 divisors (see below), whose sum is σ = 328409303040. Its totient is φ = 32480023680.

The previous prime is 109078775191. The next prime is 109078775209. The reversal of 109078775208 is 802577870901.

It is a happy number.

109078775208 is a `hidden beast` number, since 109 + 0 + 7 + 8 + 7 + 7 + 520 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (109078775209) 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, 1850616 + ... + 1908647.

It is an arithmetic number, because the mean of its divisors is an integer number (3420930240).

Almost surely, 2^109078775208 is an apocalyptic number.

109078775208 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

109078775208 is an abundant number, since it is smaller than the sum of its proper divisors (219330527832).

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

109078775208 is a wasteful number, since it uses less digits than its factorization.

109078775208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3759319 (or 3759312 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 54.

The spelling of 109078775208 in words is "one hundred nine billion, seventy-eight million, seven hundred seventy-five thousand, two hundred eight".