12046494720 has 704 divisors, whose sum is σ = 45031117824. Its totient is φ = 2724986880.

The previous prime is 12046494689. The next prime is 12046494721. The reversal of 12046494720 is 2749464021.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (12046494721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 197483490 + ... + 197483550.

It is an arithmetic number, because the mean of its divisors is an integer number (63964656).

Almost surely, 2^12046494720 is an apocalyptic number.

12046494720 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 12046494720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22515558912).

12046494720 is an abundant number, since it is smaller than the sum of its proper divisors (32984623104).

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

12046494720 is a wasteful number, since it uses less digits than its factorization.

12046494720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The spelling of 12046494720 in words is "twelve billion, forty-six million, four hundred ninety-four thousand, seven hundred twenty".