109078548345 has 192 divisors, whose sum is σ = 218063139840. Its totient is φ = 51972357888.

The previous prime is 109078548331. The next prime is 109078548367. The reversal of 109078548345 is 543845870901.

109078548345 is a `hidden beast` number, since 1 + 0 + 90 + 7 + 8 + 548 + 3 + 4 + 5 = 666.

It is not a de Polignac number, because 109078548345 - 2¹⁶ = 109078482809 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 109078548291 and 109078548300.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 62436762 + ... + 62438508.

It is an arithmetic number, because the mean of its divisors is an integer number (1135745520).

Almost surely, 2^109078548345 is an apocalyptic number.

109078548345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

109078548345 is a deficient number, since it is larger than the sum of its proper divisors (108984591495).

109078548345 is a wasteful number, since it uses less digits than its factorization.

109078548345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1906 (or 1894 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 54.

The spelling of 109078548345 in words is "one hundred nine billion, seventy-eight million, five hundred forty-eight thousand, three hundred forty-five".