109399508853 has 32 divisors (see below), whose sum is σ = 159812620800. Its totient is φ = 66302421696.

The previous prime is 109399508849. The next prime is 109399508887. The reversal of 109399508853 is 358805993901.

It is a happy number.

It is not a de Polignac number, because 109399508853 - 2² = 109399508849 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109399508843) 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 31 ways as a sum of consecutive naturals, for example, 66426 + ... + 472452.

It is an arithmetic number, because the mean of its divisors is an integer number (4994144400).

Almost surely, 2^109399508853 is an apocalyptic number.

It is an amenable number.

109399508853 is a deficient number, since it is larger than the sum of its proper divisors (50413111947).

109399508853 is a wasteful number, since it uses less digits than its factorization.

109399508853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406241.

The product of its (nonzero) digits is 10497600, while the sum is 60.

The spelling of 109399508853 in words is "one hundred nine billion, three hundred ninety-nine million, five hundred eight thousand, eight hundred fifty-three".