10039725621698 has 8 divisors (see below), whose sum is σ = 15945446575692. Its totient is φ = 4724576763136.

The previous prime is 10039725621689. The next prime is 10039725621703. The reversal of 10039725621698 is 89612652793001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9897108365089 + 142617256609 = 3145967^2 + 377647^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 147643023815 + ... + 147643023882.

Almost surely, 2^{10039725621698} is an apocalyptic number.

10039725621698 is a deficient number, since it is larger than the sum of its proper divisors (5905720953994).

10039725621698 is a wasteful number, since it uses less digits than its factorization.

10039725621698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295286047716.

The product of its (nonzero) digits is 9797760, while the sum is 59.

The spelling of 10039725621698 in words is "ten trillion, thirty-nine billion, seven hundred twenty-five million, six hundred twenty-one thousand, six hundred ninety-eight".