10668429191 has 4 divisors (see below), whose sum is σ = 12192490512. Its totient is φ = 9144367872.

The previous prime is 10668429157. The next prime is 10668429281. The reversal of 10668429191 is 19192486601.

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 10668429191 - 2¹⁸ = 10668167047 is a prime.

It is a super-2 number, since 2×10668429191² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10668429131) 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, 762030650 + ... + 762030663.

It is an arithmetic number, because the mean of its divisors is an integer number (3048122628).

Almost surely, 2^10668429191 is an apocalyptic number.

10668429191 is a deficient number, since it is larger than the sum of its proper divisors (1524061321).

10668429191 is an equidigital number, since it uses as much as digits as its factorization.

10668429191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524061320.

The product of its (nonzero) digits is 186624, while the sum is 47.

The spelling of 10668429191 in words is "ten billion, six hundred sixty-eight million, four hundred twenty-nine thousand, one hundred ninety-one".