12558048057340 has 48 divisors (see below), whose sum is σ = 26763437963808. Its totient is φ = 4948796611584.

The previous prime is 12558048057259. The next prime is 12558048057349. The reversal of 12558048057340 is 4375084085521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12558048057349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3581377 + ... + 6159736.

It is an arithmetic number, because the mean of its divisors is an integer number (557571624246).

Almost surely, 2^{12558048057340} is an apocalyptic number.

12558048057340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12558048057340 is an abundant number, since it is smaller than the sum of its proper divisors (14205389906468).

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

12558048057340 is a wasteful number, since it uses less digits than its factorization.

12558048057340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9742078 (or 9742076 counting only the distinct ones).

The product of its (nonzero) digits is 5376000, while the sum is 52.

The spelling of 12558048057340 in words is "twelve trillion, five hundred fifty-eight billion, forty-eight million, fifty-seven thousand, three hundred forty".