14849468053621 has 4 divisors (see below), whose sum is σ = 14849772338700. Its totient is φ = 14849163768544.

The previous prime is 14849468053529. The next prime is 14849468053643. The reversal of 14849468053621 is 12635086494841.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3744944854596 + 11104523199025 = 1935186^2 + 3332345^2 .

It is a cyclic number.

It is not a de Polignac number, because 14849468053621 - 2⁷ = 14849468053493 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14849468053621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14849468057621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152069326 + ... + 152166943.

It is an arithmetic number, because the mean of its divisors is an integer number (3712443084675).

Almost surely, 2^{14849468053621} is an apocalyptic number.

It is an amenable number.

14849468053621 is a deficient number, since it is larger than the sum of its proper divisors (304285079).

14849468053621 is an equidigital number, since it uses as much as digits as its factorization.

14849468053621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304285078.

The product of its (nonzero) digits is 39813120, while the sum is 61.

The spelling of 14849468053621 in words is "fourteen trillion, eight hundred forty-nine billion, four hundred sixty-eight million, fifty-three thousand, six hundred twenty-one".