10195379911 has 4 divisors (see below), whose sum is σ = 10200144024. Its totient is φ = 10190615800.

The previous prime is 10195379903. The next prime is 10195379939. The reversal of 10195379911 is 11997359101.

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 10195379911 - 2³ = 10195379903 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 (10195379941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2378845 + ... + 2383126.

It is an arithmetic number, because the mean of its divisors is an integer number (2550036006).

Almost surely, 2^10195379911 is an apocalyptic number.

10195379911 is a deficient number, since it is larger than the sum of its proper divisors (4764113).

10195379911 is an equidigital number, since it uses as much as digits as its factorization.

10195379911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4764112.

The product of its (nonzero) digits is 76545, while the sum is 46.

The spelling of 10195379911 in words is "ten billion, one hundred ninety-five million, three hundred seventy-nine thousand, nine hundred eleven".