445209446325 has 24 divisors (see below), whose sum is σ = 841233850048. Its totient is φ = 203524318080.

The previous prime is 445209446273. The next prime is 445209446359. The reversal of 445209446325 is 523644902544.

It is not a de Polignac number, because 445209446325 - 2⁸ = 445209446069 is a prime.

It is a super-2 number, since 2×445209446325² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 424008472 + ... + 424009521.

Almost surely, 2^445209446325 is an apocalyptic number.

It is an amenable number.

445209446325 is a deficient number, since it is larger than the sum of its proper divisors (396024403723).

445209446325 is a wasteful number, since it uses less digits than its factorization.

445209446325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848018013 (or 848018008 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 48.

The spelling of 445209446325 in words is "four hundred forty-five billion, two hundred nine million, four hundred forty-six thousand, three hundred twenty-five".