109075499779 has 8 divisors (see below), whose sum is σ = 112694362112. Its totient is φ = 105462906120.

The previous prime is 109075499777. The next prime is 109075499809. The reversal of 109075499779 is 977994570901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 109075499779 - 2¹ = 109075499777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109075499777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1531779 + ... + 1601404.

It is an arithmetic number, because the mean of its divisors is an integer number (14086795264).

Almost surely, 2^109075499779 is an apocalyptic number.

109075499779 is a deficient number, since it is larger than the sum of its proper divisors (3618862333).

109075499779 is a wasteful number, since it uses less digits than its factorization.

109075499779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3134337.

The product of its (nonzero) digits is 45008460, while the sum is 67.

The spelling of 109075499779 in words is "one hundred nine billion, seventy-five million, four hundred ninety-nine thousand, seven hundred seventy-nine".