12148742814 has 32 divisors (see below), whose sum is σ = 27068821920. Its totient is φ = 3609174912.

The previous prime is 12148742803. The next prime is 12148742819. The reversal of 12148742814 is 41824784121.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12148742819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2683137 + ... + 2687660.

It is an arithmetic number, because the mean of its divisors is an integer number (845900685).

Almost surely, 2^12148742814 is an apocalyptic number.

12148742814 is an abundant number, since it is smaller than the sum of its proper divisors (14920079106).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12148742814 is a wasteful number, since it uses less digits than its factorization.

12148742814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5370844.

The product of its digits is 114688, while the sum is 42.

The spelling of 12148742814 in words is "twelve billion, one hundred forty-eight million, seven hundred forty-two thousand, eight hundred fourteen".