12461541828 has 24 divisors (see below), whose sum is σ = 29111042688. Its totient is φ = 4148974176.

The previous prime is 12461541821. The next prime is 12461541839. The reversal of 12461541828 is 82814516421.

It is a self number, because there is not a number n which added to its sum of digits gives 12461541828.

It is not an unprimeable number, because it can be changed into a prime (12461541821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 598476 + ... + 618947.

It is an arithmetic number, because the mean of its divisors is an integer number (1212960112).

Almost surely, 2^12461541828 is an apocalyptic number.

It is an amenable number.

12461541828 is an abundant number, since it is smaller than the sum of its proper divisors (16649500860).

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

12461541828 is a wasteful number, since it uses less digits than its factorization.

12461541828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1218283 (or 1218281 counting only the distinct ones).

The product of its digits is 122880, while the sum is 42.

The spelling of 12461541828 in words is "twelve billion, four hundred sixty-one million, five hundred forty-one thousand, eight hundred twenty-eight".