10399540717 has 8 divisors (see below), whose sum is σ = 10485921600. Its totient is φ = 10313266080.

The previous prime is 10399540703. The next prime is 10399540727. The reversal of 10399540717 is 71704599301.

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 10399540717 - 2²⁷ = 10265322989 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 (10399540727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176409 + ... + 227857.

It is an arithmetic number, because the mean of its divisors is an integer number (1310740200).

Almost surely, 2^10399540717 is an apocalyptic number.

It is an amenable number.

10399540717 is a deficient number, since it is larger than the sum of its proper divisors (86380883).

10399540717 is a wasteful number, since it uses less digits than its factorization.

10399540717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53123.

The product of its (nonzero) digits is 238140, while the sum is 46.

The spelling of 10399540717 in words is "ten billion, three hundred ninety-nine million, five hundred forty thousand, seven hundred seventeen".