446428947044 has 12 divisors (see below), whose sum is σ = 791952721644. Its totient is φ = 220156740864.

The previous prime is 446428946989. The next prime is 446428947053. The reversal of 446428947044 is 440749824644.

It can be written as a sum of positive squares in 2 ways, for example, as 363765796900 + 82663150144 = 603130^2 + 287512^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 764432837 + ... + 764433420.

It is an arithmetic number, because the mean of its divisors is an integer number (65996060137).

Almost surely, 2^446428947044 is an apocalyptic number.

It is an amenable number.

446428947044 is a deficient number, since it is larger than the sum of its proper divisors (345523774600).

446428947044 is a wasteful number, since it uses less digits than its factorization.

446428947044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1528866334 (or 1528866332 counting only the distinct ones).

The product of its (nonzero) digits is 24772608, while the sum is 56.

The spelling of 446428947044 in words is "four hundred forty-six billion, four hundred twenty-eight million, nine hundred forty-seven thousand, forty-four".