10398165871 has 4 divisors (see below), whose sum is σ = 10490185152. Its totient is φ = 10306146592.

The previous prime is 10398165863. The next prime is 10398165913. The reversal of 10398165871 is 17856189301.

It is a happy number.

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 10398165871 - 2³ = 10398165863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10398165671) 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, 46009471 + ... + 46009696.

It is an arithmetic number, because the mean of its divisors is an integer number (2622546288).

Almost surely, 2^10398165871 is an apocalyptic number.

10398165871 is a deficient number, since it is larger than the sum of its proper divisors (92019281).

10398165871 is an equidigital number, since it uses as much as digits as its factorization.

10398165871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92019280.

The product of its (nonzero) digits is 362880, while the sum is 49.

The spelling of 10398165871 in words is "ten billion, three hundred ninety-eight million, one hundred sixty-five thousand, eight hundred seventy-one".