108079699725 has 36 divisors (see below), whose sum is σ = 194193550356. Its totient is φ = 57460631040.

The previous prime is 108079699723. The next prime is 108079699733. The reversal of 108079699725 is 527996970801.

It can be written as a sum of positive squares in 6 ways, for example, as 38055426084 + 70024273641 = 195078^2 + 264621^2 .

It is not a de Polignac number, because 108079699725 - 2¹ = 108079699723 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108079699723) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 686332 + ... + 828981.

Almost surely, 2^108079699725 is an apocalyptic number.

108079699725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

108079699725 is a deficient number, since it is larger than the sum of its proper divisors (86113850631).

108079699725 is a wasteful number, since it uses less digits than its factorization.

108079699725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515646 (or 1515638 counting only the distinct ones).

The product of its (nonzero) digits is 17146080, while the sum is 63.

The spelling of 108079699725 in words is "one hundred eight billion, seventy-nine million, six hundred ninety-nine thousand, seven hundred twenty-five".