13485517774 has 8 divisors (see below), whose sum is σ = 20230964208. Its totient is φ = 6741863040.

The previous prime is 13485517693. The next prime is 13485517777. The reversal of 13485517774 is 47771558431.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13485517777) 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 3 ways as a sum of consecutive naturals, for example, 428947 + ... + 459310.

It is an arithmetic number, because the mean of its divisors is an integer number (2528870526).

Almost surely, 2^13485517774 is an apocalyptic number.

13485517774 is a deficient number, since it is larger than the sum of its proper divisors (6745446434).

13485517774 is an equidigital number, since it uses as much as digits as its factorization.

13485517774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895850.

The product of its digits is 3292800, while the sum is 52.

The spelling of 13485517774 in words is "thirteen billion, four hundred eighty-five million, five hundred seventeen thousand, seven hundred seventy-four".