1446623728072 has 32 divisors (see below), whose sum is σ = 2872395977400. Its totient is φ = 680663983104.

The previous prime is 1446623728007. The next prime is 1446623728073. The reversal of 1446623728072 is 2708273266441.

It can be written as a sum of positive squares in 4 ways, for example, as 963801646756 + 482822081316 = 981734^2 + 694854^2 .

It is not an unprimeable number, because it can be changed into a prime (1446623728073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149938 + ... + 1707550.

Almost surely, 2^{1446623728072} is an apocalyptic number.

It is an amenable number.

1446623728072 is a deficient number, since it is larger than the sum of its proper divisors (1425772249328).

1446623728072 is a wasteful number, since it uses less digits than its factorization.

1446623728072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1564465 (or 1564461 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 52.

The spelling of 1446623728072 in words is "one trillion, four hundred forty-six billion, six hundred twenty-three million, seven hundred twenty-eight thousand, seventy-two".