109195436488 has 16 divisors (see below), whose sum is σ = 204754567500. Its totient is φ = 54594218496.

The previous prime is 109195436477. The next prime is 109195436501. The reversal of 109195436488 is 884634591901.

It can be written as a sum of positive squares in 2 ways, for example, as 107766445284 + 1428991204 = 328278^2 + 37802^2 .

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, 302413 + ... + 556636.

Almost surely, 2^109195436488 is an apocalyptic number.

It is an amenable number.

109195436488 is a deficient number, since it is larger than the sum of its proper divisors (95559131012).

109195436488 is a wasteful number, since it uses less digits than its factorization.

109195436488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874944 (or 874940 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 58.

The spelling of 109195436488 in words is "one hundred nine billion, one hundred ninety-five million, four hundred thirty-six thousand, four hundred eighty-eight".