109209493716 has 24 divisors (see below), whose sum is σ = 257345146464. Its totient is φ = 36042736800.

The previous prime is 109209493699. The next prime is 109209493733. The reversal of 109209493716 is 617394902901.

It is an interprime number because it is at equal distance from previous prime (109209493699) and next prime (109209493733).

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 7 ways as a sum of consecutive naturals, for example, 45052210 + ... + 45054633.

It is an arithmetic number, because the mean of its divisors is an integer number (10722714436).

Almost surely, 2^109209493716 is an apocalyptic number.

It is an amenable number.

109209493716 is an abundant number, since it is smaller than the sum of its proper divisors (148135652748).

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

109209493716 is a wasteful number, since it uses less digits than its factorization.

109209493716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90106951 (or 90106949 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 51.

The spelling of 109209493716 in words is "one hundred nine billion, two hundred nine million, four hundred ninety-three thousand, seven hundred sixteen".