12461542050 has 96 divisors (see below), whose sum is σ = 31779465984. Its totient is φ = 3229632000.

The previous prime is 12461542039. The next prime is 12461542061. The reversal of 12461542050 is 5024516421.

It is an interprime number because it is at equal distance from previous prime (12461542039) and next prime (12461542061).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 12461541999 and 12461542017.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1662912 + ... + 1670388.

It is an arithmetic number, because the mean of its divisors is an integer number (331036104).

Almost surely, 2^12461542050 is an apocalyptic number.

12461542050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12461542050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15889732992).

12461542050 is an abundant number, since it is smaller than the sum of its proper divisors (19317923934).

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

12461542050 is a wasteful number, since it uses less digits than its factorization.

12461542050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7804 (or 7799 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 12461542050 in words is "twelve billion, four hundred sixty-one million, five hundred forty-two thousand, fifty".