9642203780094 has 16 divisors (see below), whose sum is σ = 21427119511440. Its totient is φ = 3214067926680.

The previous prime is 9642203780093. The next prime is 9642203780147. The reversal of 9642203780094 is 4900873022469.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 178559329261 = 9642203780094 / (9 + 6 + 4 + 2 + 2 + 0 + 3 + 7 + 8 + 0 + 0 + 9 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 9642203780094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9642203780093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89279664577 + ... + 89279664684.

It is an arithmetic number, because the mean of its divisors is an integer number (1339194969465).

Almost surely, 2^{9642203780094} is an apocalyptic number.

9642203780094 is an abundant number, since it is smaller than the sum of its proper divisors (11784915731346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9642203780094 is a wasteful number, since it uses less digits than its factorization.

9642203780094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178559329272 (or 178559329266 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 9642203780094 in words is "nine trillion, six hundred forty-two billion, two hundred three million, seven hundred eighty thousand, ninety-four".