13949586574 has 32 divisors (see below), whose sum is σ = 26132150016. Its totient is φ = 5425609920.

The previous prime is 13949586557. The next prime is 13949586593. The reversal of 13949586574 is 47568594931.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13242 + ... + 167554.

It is an arithmetic number, because the mean of its divisors is an integer number (816629688).

Almost surely, 2^13949586574 is an apocalyptic number.

13949586574 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13949586574 is a deficient number, since it is larger than the sum of its proper divisors (12182563442).

13949586574 is a wasteful number, since it uses less digits than its factorization.

13949586574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154920.

The product of its digits is 32659200, while the sum is 61.

The spelling of 13949586574 in words is "thirteen billion, nine hundred forty-nine million, five hundred eighty-six thousand, five hundred seventy-four".