109689249496 has 16 divisors (see below), whose sum is σ = 205894112040. Its totient is φ = 54784152960.

The previous prime is 109689249491. The next prime is 109689249533. The reversal of 109689249496 is 694942986901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109689249491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7551265 + ... + 7565776.

Almost surely, 2^109689249496 is an apocalyptic number.

It is an amenable number.

109689249496 is a deficient number, since it is larger than the sum of its proper divisors (96204862544).

109689249496 is a wasteful number, since it uses less digits than its factorization.

109689249496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15117954 (or 15117950 counting only the distinct ones).

The product of its (nonzero) digits is 60466176, while the sum is 67.

The spelling of 109689249496 in words is "one hundred nine billion, six hundred eighty-nine million, two hundred forty-nine thousand, four hundred ninety-six".