107702249809 has 24 divisors (see below), whose sum is σ = 135621768384. Its totient is φ = 83092296000.

The previous prime is 107702249801. The next prime is 107702249821. The reversal of 107702249809 is 908942207701.

It is not a de Polignac number, because 107702249809 - 2³ = 107702249801 is a prime.

It is a super-2 number, since 2×107702249809² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107702249801) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 716919 + ... + 854035.

It is an arithmetic number, because the mean of its divisors is an integer number (5650907016).

Almost surely, 2^107702249809 is an apocalyptic number.

It is an amenable number.

107702249809 is a deficient number, since it is larger than the sum of its proper divisors (27919518575).

107702249809 is a wasteful number, since it uses less digits than its factorization.

107702249809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137337 (or 137236 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 49.

The spelling of 107702249809 in words is "one hundred seven billion, seven hundred two million, two hundred forty-nine thousand, eight hundred nine".