9661141120870 has 8 divisors (see below), whose sum is σ = 17390054017584. Its totient is φ = 3864456448344.

The previous prime is 9661141120843. The next prime is 9661141120889. The reversal of 9661141120870 is 780211411669.

9661141120870 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 9661141120870.

It is a congruent number.

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, 483057056034 + ... + 483057056053.

It is an arithmetic number, because the mean of its divisors is an integer number (2173756752198).

Almost surely, 2^{9661141120870} is an apocalyptic number.

9661141120870 is a deficient number, since it is larger than the sum of its proper divisors (7728912896714).

9661141120870 is a wasteful number, since it uses less digits than its factorization.

9661141120870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966114112094.

The product of its (nonzero) digits is 145152, while the sum is 46.

The spelling of 9661141120870 in words is "nine trillion, six hundred sixty-one billion, one hundred forty-one million, one hundred twenty thousand, eight hundred seventy".