12583421333494 has 16 divisors (see below), whose sum is σ = 20601953663760. Its totient is φ = 5716709032960.

The previous prime is 12583421333467. The next prime is 12583421333591. The reversal of 12583421333494 is 49433312438521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151354339 + ... + 151437454.

It is an arithmetic number, because the mean of its divisors is an integer number (1287622103985).

Almost surely, 2^{12583421333494} is an apocalyptic number.

12583421333494 is a deficient number, since it is larger than the sum of its proper divisors (8018532330266).

12583421333494 is a wasteful number, since it uses less digits than its factorization.

12583421333494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302793695.

The product of its digits is 7464960, while the sum is 52.

The spelling of 12583421333494 in words is "twelve trillion, five hundred eighty-three billion, four hundred twenty-one million, three hundred thirty-three thousand, four hundred ninety-four".