445480528851 has 6 divisors (see below), whose sum is σ = 643471875020. Its totient is φ = 296987019228.

The previous prime is 445480528817. The next prime is 445480528919. The reversal of 445480528851 is 158825084544.

It is a happy number.

445480528851 is a `hidden beast` number, since 44 + 548 + 0 + 5 + 2 + 8 + 8 + 51 = 666.

It is not a de Polignac number, because 445480528851 - 2¹⁷ = 445480397779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (445480528351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24748918261 + ... + 24748918278.

Almost surely, 2^445480528851 is an apocalyptic number.

445480528851 is a deficient number, since it is larger than the sum of its proper divisors (197991346169).

445480528851 is a wasteful number, since it uses less digits than its factorization.

445480528851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49497836545 (or 49497836542 counting only the distinct ones).

The product of its (nonzero) digits is 8192000, while the sum is 54.

The spelling of 445480528851 in words is "four hundred forty-five billion, four hundred eighty million, five hundred twenty-eight thousand, eight hundred fifty-one".