445747446685775 has 24 divisors (see below), whose sum is σ = 595284246442704. Its totient is φ = 329145245452800.

The previous prime is 445747446685769. The next prime is 445747446685777. The reversal of 445747446685775 is 577586644747544.

It is a happy number.

It is not a de Polignac number, because 445747446685775 - 2³⁶ = 445678727209039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 445747446685693 and 445747446685702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445747446685777) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 41192261 + ... + 50875310.

It is an arithmetic number, because the mean of its divisors is an integer number (24803510268446).

Almost surely, 2^{445747446685775} is an apocalyptic number.

445747446685775 is a deficient number, since it is larger than the sum of its proper divisors (149536799756929).

445747446685775 is a wasteful number, since it uses less digits than its factorization.

445747446685775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92082491 (or 92082486 counting only the distinct ones).

The product of its digits is 88510464000, while the sum is 83.

The spelling of 445747446685775 in words is "four hundred forty-five trillion, seven hundred forty-seven billion, four hundred forty-six million, six hundred eighty-five thousand, seven hundred seventy-five".