8759621399061 has 128 divisors (see below), whose sum is σ = 13464407900160. Its totient is φ = 5024956704768.

The previous prime is 8759621399027. The next prime is 8759621399117. The reversal of 8759621399061 is 1609931269578.

It is not a de Polignac number, because 8759621399061 - 2¹¹ = 8759621397013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8759621398983 and 8759621399001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8759621399461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1591787436 + ... + 1591792938.

It is an arithmetic number, because the mean of its divisors is an integer number (105190686720).

Almost surely, 2^{8759621399061} is an apocalyptic number.

It is an amenable number.

8759621399061 is a deficient number, since it is larger than the sum of its proper divisors (4704786501099).

8759621399061 is a wasteful number, since it uses less digits than its factorization.

8759621399061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5915.

The product of its (nonzero) digits is 44089920, while the sum is 66.

The spelling of 8759621399061 in words is "eight trillion, seven hundred fifty-nine billion, six hundred twenty-one million, three hundred ninety-nine thousand, sixty-one".