109051305478 has 4 divisors (see below), whose sum is σ = 163576958220. Its totient is φ = 54525652738.

The previous prime is 109051305469. The next prime is 109051305479. The reversal of 109051305478 is 874503150901.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109051305479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27262826368 + ... + 27262826371.

It is an arithmetic number, because the mean of its divisors is an integer number (40894239555).

Almost surely, 2^109051305478 is an apocalyptic number.

109051305478 is a deficient number, since it is larger than the sum of its proper divisors (54525652742).

109051305478 is an equidigital number, since it uses as much as digits as its factorization.

109051305478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54525652741.

The product of its (nonzero) digits is 151200, while the sum is 43.

The spelling of 109051305478 in words is "one hundred nine billion, fifty-one million, three hundred five thousand, four hundred seventy-eight".