10399187867 has 8 divisors (see below), whose sum is σ = 10506852096. Its totient is φ = 10291652712.

The previous prime is 10399187849. The next prime is 10399187941. The reversal of 10399187867 is 76878199301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10399187867 - 2¹⁴ = 10399171483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10399187567) 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 7 ways as a sum of consecutive naturals, for example, 134108 + ... + 196934.

It is an arithmetic number, because the mean of its divisors is an integer number (1313356512).

Almost surely, 2^10399187867 is an apocalyptic number.

10399187867 is a deficient number, since it is larger than the sum of its proper divisors (107664229).

10399187867 is a wasteful number, since it uses less digits than its factorization.

10399187867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64537.

The product of its (nonzero) digits is 4572288, while the sum is 59.

The spelling of 10399187867 in words is "ten billion, three hundred ninety-nine million, one hundred eighty-seven thousand, eight hundred sixty-seven".