444404677644776 has 8 divisors (see below), whose sum is σ = 833258770583970. Its totient is φ = 222202338822384.

The previous prime is 444404677644761. The next prime is 444404677644827. The reversal of 444404677644776 is 677446776404444.

It can be written as a sum of positive squares in only one way, i.e., 295157554022500 + 149247123622276 = 17180150^2 + 12216674^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27775292352791 + ... + 27775292352806.

Almost surely, 2^{444404677644776} is an apocalyptic number.

It is an amenable number.

444404677644776 is a deficient number, since it is larger than the sum of its proper divisors (388854092939194).

444404677644776 is a wasteful number, since it uses less digits than its factorization.

444404677644776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55550584705603 (or 55550584705599 counting only the distinct ones).

The product of its (nonzero) digits is 8497004544, while the sum is 74.

The spelling of 444404677644776 in words is "four hundred forty-four trillion, four hundred four billion, six hundred seventy-seven million, six hundred forty-four thousand, seven hundred seventy-six".