445501005 has 16 divisors (see below), whose sum is σ = 717178560. Its totient is φ = 236141568.

The previous prime is 445501003. The next prime is 445501009. The reversal of 445501005 is 500105544.

It is not a de Polignac number, because 445501005 - 2¹ = 445501003 is a prime.

It is a super-2 number, since 2×445501005² = 396942290912020050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445501003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88660 + ... + 93549.

It is an arithmetic number, because the mean of its divisors is an integer number (44823660).

Almost surely, 2^445501005 is an apocalyptic number.

It is an amenable number.

445501005 is a deficient number, since it is larger than the sum of its proper divisors (271677555).

445501005 is a wasteful number, since it uses less digits than its factorization.

445501005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182380.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 445501005 is about 21106.8947266053. The cubic root of 445501005 is about 763.7470797584.

Adding to 445501005 its reverse (500105544), we get a palindrome (945606549).

The spelling of 445501005 in words is "four hundred forty-five million, five hundred one thousand, five".