12351744016 has 40 divisors (see below), whose sum is σ = 24052668120. Its totient is φ = 6144669696.

The previous prime is 12351744007. The next prime is 12351744017. The reversal of 12351744016 is 61044715321.

It can be written as a sum of positive squares in 4 ways, for example, as 1043548416 + 11308195600 = 32304^2 + 106340^2 .

It is not an unprimeable number, because it can be changed into a prime (12351744017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4358536 + ... + 4361368.

It is an arithmetic number, because the mean of its divisors is an integer number (601316703).

Almost surely, 2^12351744016 is an apocalyptic number.

12351744016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12351744016 is a deficient number, since it is larger than the sum of its proper divisors (11700924104).

12351744016 is a wasteful number, since it uses less digits than its factorization.

12351744016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4123 (or 4117 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The spelling of 12351744016 in words is "twelve billion, three hundred fifty-one million, seven hundred forty-four thousand, sixteen".