13450317727 has 64 divisors (see below), whose sum is σ = 17628069888. Its totient is φ = 9958464000.

The previous prime is 13450317719. The next prime is 13450317757. The reversal of 13450317727 is 72771305431.

It is a cyclic number.

It is not a de Polignac number, because 13450317727 - 2³ = 13450317719 is a prime.

It is a super-2 number, since 2×13450317727² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13450317727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13450317757) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 55810327 + ... + 55810567.

It is an arithmetic number, because the mean of its divisors is an integer number (275438592).

Almost surely, 2^13450317727 is an apocalyptic number.

13450317727 is a deficient number, since it is larger than the sum of its proper divisors (4177752161).

13450317727 is a wasteful number, since it uses less digits than its factorization.

13450317727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620.

The product of its (nonzero) digits is 123480, while the sum is 40.

The spelling of 13450317727 in words is "thirteen billion, four hundred fifty million, three hundred seventeen thousand, seven hundred twenty-seven".