9621084010859 has 4 divisors (see below), whose sum is σ = 9623476724160. Its totient is φ = 9618691297560.

The previous prime is 9621084010819. The next prime is 9621084010877. The reversal of 9621084010859 is 9580104801269.

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

It is a cyclic number.

It is not a de Polignac number, because 9621084010859 - 2²⁸ = 9620815575403 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9621084010859.

It is not an unprimeable number, because it can be changed into a prime (9621084010819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1196350619 + ... + 1196358660.

It is an arithmetic number, because the mean of its divisors is an integer number (2405869181040).

Almost surely, 2^{9621084010859} is an apocalyptic number.

9621084010859 is a deficient number, since it is larger than the sum of its proper divisors (2392713301).

9621084010859 is a wasteful number, since it uses less digits than its factorization.

9621084010859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2392713300.

The product of its (nonzero) digits is 1244160, while the sum is 53.

The spelling of 9621084010859 in words is "nine trillion, six hundred twenty-one billion, eighty-four million, ten thousand, eight hundred fifty-nine".