12454641712 has 40 divisors (see below), whose sum is σ = 24411535280. Its totient is φ = 6155170560.

The previous prime is 12454641697. The next prime is 12454641739. The reversal of 12454641712 is 21714645421.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 725743 + ... + 742705.

It is an arithmetic number, because the mean of its divisors is an integer number (610288382).

Almost surely, 2^12454641712 is an apocalyptic number.

It is an amenable number.

12454641712 is a deficient number, since it is larger than the sum of its proper divisors (11956893568).

12454641712 is a wasteful number, since it uses less digits than its factorization.

12454641712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17501 (or 17495 counting only the distinct ones).

The product of its digits is 53760, while the sum is 37.

The spelling of 12454641712 in words is "twelve billion, four hundred fifty-four million, six hundred forty-one thousand, seven hundred twelve".