107439571538 has 8 divisors (see below), whose sum is σ = 173556230988. Its totient is φ = 49587494544.

The previous prime is 107439571523. The next prime is 107439571573. The reversal of 107439571538 is 835175934701.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 107208440329 + 231131209 = 327427^2 + 15203^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 107439571538.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2066145581 + ... + 2066145632.

Almost surely, 2^107439571538 is an apocalyptic number.

107439571538 is a deficient number, since it is larger than the sum of its proper divisors (66116659450).

107439571538 is a wasteful number, since it uses less digits than its factorization.

107439571538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4132291228.

The product of its (nonzero) digits is 3175200, while the sum is 53.

The spelling of 107439571538 in words is "one hundred seven billion, four hundred thirty-nine million, five hundred seventy-one thousand, five hundred thirty-eight".