12445746000 has 160 divisors (see below), whose sum is σ = 40443506688. Its totient is φ = 3292531200.

The previous prime is 12445745929. The next prime is 12445746101. The reversal of 12445746000 is 64754421.

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, 753834 + ... + 770166.

Almost surely, 2^12445746000 is an apocalyptic number.

12445746000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12445746000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20221753344).

12445746000 is an abundant number, since it is smaller than the sum of its proper divisors (27997760688).

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

12445746000 is a wasteful number, since it uses less digits than its factorization.

12445746000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16486 (or 16470 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 33.

The spelling of 12445746000 in words is "twelve billion, four hundred forty-five million, seven hundred forty-six thousand".