109444025858 has 8 divisors (see below), whose sum is σ = 173822864652. Its totient is φ = 51503070976.

The previous prime is 109444025837. The next prime is 109444025869. The reversal of 109444025858 is 858520444901.

It can be written as a sum of positive squares in 2 ways, for example, as 97489446289 + 11954579569 = 312233^2 + 109337^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1609470935 + ... + 1609471002.

Almost surely, 2^109444025858 is an apocalyptic number.

109444025858 is a deficient number, since it is larger than the sum of its proper divisors (64378838794).

109444025858 is a wasteful number, since it uses less digits than its factorization.

109444025858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3218941956.

The product of its (nonzero) digits is 1843200, while the sum is 50.

The spelling of 109444025858 in words is "one hundred nine billion, four hundred forty-four million, twenty-five thousand, eight hundred fifty-eight".