39688732560101 has 4 divisors (see below), whose sum is σ = 39836274317100. Its totient is φ = 39541190803104.

The previous prime is 39688732560091. The next prime is 39688732560133. The reversal of 39688732560101 is 10106523788693.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11233229263201 + 28455503296900 = 3351601^2 + 5334370^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39688732560101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39688732565101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73770878096 + ... + 73770878633.

It is an arithmetic number, because the mean of its divisors is an integer number (9959068579275).

Almost surely, 2^{39688732560101} is an apocalyptic number.

It is an amenable number.

39688732560101 is a deficient number, since it is larger than the sum of its proper divisors (147541756999).

39688732560101 is a wasteful number, since it uses less digits than its factorization.

39688732560101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147541756998.

The product of its (nonzero) digits is 13063680, while the sum is 59.

The spelling of 39688732560101 in words is "thirty-nine trillion, six hundred eighty-eight billion, seven hundred thirty-two million, five hundred sixty thousand, one hundred one".