245140124412 has 24 divisors (see below), whose sum is σ = 572361982416. Its totient is φ = 81660752128.

The previous prime is 245140124399. The next prime is 245140124503. The reversal of 245140124412 is 214421041542.

It is a self number, because there is not a number n which added to its sum of digits gives 245140124412.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6558423 + ... + 6595694.

It is an arithmetic number, because the mean of its divisors is an integer number (23848415934).

Almost surely, 2^245140124412 is an apocalyptic number.

It is an amenable number.

245140124412 is an abundant number, since it is smaller than the sum of its proper divisors (327221858004).

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

245140124412 is a wasteful number, since it uses less digits than its factorization.

245140124412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13155677 (or 13155675 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 30.

Adding to 245140124412 its reverse (214421041542), we get a palindrome (459561165954).

The spelling of 245140124412 in words is "two hundred forty-five billion, one hundred forty million, one hundred twenty-four thousand, four hundred twelve".