109455831078 has 32 divisors (see below), whose sum is σ = 239287571712. Its totient is φ = 33102482400.

The previous prime is 109455831059. The next prime is 109455831101. The reversal of 109455831078 is 870138554901.

It is a self number, because there is not a number n which added to its sum of digits gives 109455831078.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1615333 + ... + 1681728.

It is an arithmetic number, because the mean of its divisors is an integer number (7477736616).

Almost surely, 2^109455831078 is an apocalyptic number.

109455831078 is an abundant number, since it is smaller than the sum of its proper divisors (129831740634).

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

109455831078 is a wasteful number, since it uses less digits than its factorization.

109455831078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3297580.

The product of its (nonzero) digits is 1209600, while the sum is 51.

The spelling of 109455831078 in words is "one hundred nine billion, four hundred fifty-five million, eight hundred thirty-one thousand, seventy-eight".