109069569940 has 24 divisors (see below), whose sum is σ = 229617301032. Its totient is φ = 43519027200.

The previous prime is 109069569919. The next prime is 109069569997. The reversal of 109069569940 is 49965960901.

It can be written as a sum of positive squares in 4 ways, for example, as 9618901776 + 99450668164 = 98076^2 + 315358^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6791829 + ... + 6807868.

It is an arithmetic number, because the mean of its divisors is an integer number (9567387543).

Almost surely, 2^109069569940 is an apocalyptic number.

109069569940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109069569940 is an abundant number, since it is smaller than the sum of its proper divisors (120547731092).

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

109069569940 is a wasteful number, since it uses less digits than its factorization.

109069569940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13600107 (or 13600105 counting only the distinct ones).

The product of its (nonzero) digits is 4723920, while the sum is 58.

The spelling of 109069569940 in words is "one hundred nine billion, sixty-nine million, five hundred sixty-nine thousand, nine hundred forty".