445355845048 has 16 divisors (see below), whose sum is σ = 835624954080. Its totient is φ = 222522523968.

The previous prime is 445355845037. The next prime is 445355845063. The reversal of 445355845048 is 840548553544.

It is a happy number.

It is a super-2 number, since 2×445355845048² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 445355845048.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19412640 + ... + 19435567.

It is an arithmetic number, because the mean of its divisors is an integer number (52226559630).

Almost surely, 2^445355845048 is an apocalyptic number.

It is an amenable number.

445355845048 is a deficient number, since it is larger than the sum of its proper divisors (390269109032).

445355845048 is a wasteful number, since it uses less digits than its factorization.

445355845048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38849646 (or 38849642 counting only the distinct ones).

The product of its (nonzero) digits is 30720000, while the sum is 55.

The spelling of 445355845048 in words is "four hundred forty-five billion, three hundred fifty-five million, eight hundred forty-five thousand, forty-eight".