12357949654 has 16 divisors (see below), whose sum is σ = 18986874192. Its totient is φ = 6029277408.

The previous prime is 12357949649. The next prime is 12357949691. The reversal of 12357949654 is 45694975321.

12357949654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12357949595 and 12357949604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16192 + ... + 158044.

It is an arithmetic number, because the mean of its divisors is an integer number (1186679637).

Almost surely, 2^12357949654 is an apocalyptic number.

12357949654 is a deficient number, since it is larger than the sum of its proper divisors (6628924538).

12357949654 is a wasteful number, since it uses less digits than its factorization.

12357949654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142911.

The product of its digits is 8164800, while the sum is 55.

The spelling of 12357949654 in words is "twelve billion, three hundred fifty-seven million, nine hundred forty-nine thousand, six hundred fifty-four".