14135717617 has 24 divisors (see below), whose sum is σ = 17815808736. Its totient is φ = 11138375808.

The previous prime is 14135717611. The next prime is 14135717639. The reversal of 14135717617 is 71671753141.

It is not a de Polignac number, because 14135717617 - 2³¹ = 11988233969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14135717611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 161503 + ... + 233140.

It is an arithmetic number, because the mean of its divisors is an integer number (742325364).

Almost surely, 2^14135717617 is an apocalyptic number.

14135717617 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

14135717617 is a deficient number, since it is larger than the sum of its proper divisors (3680091119).

14135717617 is a wasteful number, since it uses less digits than its factorization.

14135717617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394717 (or 394710 counting only the distinct ones).

The product of its digits is 123480, while the sum is 43.

The spelling of 14135717617 in words is "fourteen billion, one hundred thirty-five million, seven hundred seventeen thousand, six hundred seventeen".