12403578271348 has 96 divisors (see below), whose sum is σ = 25137578188800. Its totient is φ = 5302447920000.

The previous prime is 12403578271321. The next prime is 12403578271397. The reversal of 12403578271348 is 84317287530421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11140398 + ... + 12203098.

It is an arithmetic number, because the mean of its divisors is an integer number (261849772800).

Almost surely, 2^{12403578271348} is an apocalyptic number.

It is an amenable number.

12403578271348 is an abundant number, since it is smaller than the sum of its proper divisors (12733999917452).

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

12403578271348 is a wasteful number, since it uses less digits than its factorization.

12403578271348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062989 (or 1062987 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 55.

The spelling of 12403578271348 in words is "twelve trillion, four hundred three billion, five hundred seventy-eight million, two hundred seventy-one thousand, three hundred forty-eight".