10202396186161 has 3 divisors (see below), whose sum is σ = 10202399380281. Its totient is φ = 10202392992042.

The previous prime is 10202396186153. The next prime is 10202396186173. The reversal of 10202396186161 is 16168169320201.

The square root of 10202396186161 is 3194119.

It is a perfect power (a square), and thus also a powerful number.

10202396186161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 10202396186161 - 2³ = 10202396186153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10202396180161) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1597060 + ... + 4791178.

It is an arithmetic number, because the mean of its divisors is an integer number (3400799793427).

Almost surely, 2^{10202396186161} is an apocalyptic number.

10202396186161 is the 3194119-th square number.

10202396186161 is the 1597060-th centered octagonal number.

It is an amenable number.

10202396186161 is a deficient number, since it is larger than the sum of its proper divisors (3194120).

10202396186161 is an frugal number, since it uses more digits than its factorization.

10202396186161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6388238 (or 3194119 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 46.

The spelling of 10202396186161 in words is "ten trillion, two hundred two billion, three hundred ninety-six million, one hundred eighty-six thousand, one hundred sixty-one".