445451074025 has 24 divisors (see below), whose sum is σ = 556343421504. Its totient is φ = 353795169600.

The previous prime is 445451074021. The next prime is 445451074051. The reversal of 445451074025 is 520470154544.

It is a happy number.

It is not a de Polignac number, because 445451074025 - 2² = 445451074021 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (445451074021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3776492 + ... + 3892658.

It is an arithmetic number, because the mean of its divisors is an integer number (23180975896).

Almost surely, 2^445451074025 is an apocalyptic number.

It is an amenable number.

445451074025 is a deficient number, since it is larger than the sum of its proper divisors (110892347479).

445451074025 is a wasteful number, since it uses less digits than its factorization.

445451074025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117281 (or 117276 counting only the distinct ones).

The product of its (nonzero) digits is 448000, while the sum is 41.

The spelling of 445451074025 in words is "four hundred forty-five billion, four hundred fifty-one million, seventy-four thousand, twenty-five".