445066455406 has 32 divisors (see below), whose sum is σ = 674655049728. Its totient is φ = 220195632960.

The previous prime is 445066455367. The next prime is 445066455443. The reversal of 445066455406 is 604554660544.

It is a self number, because there is not a number n which added to its sum of digits gives 445066455406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165882541 + ... + 165885223.

It is an arithmetic number, because the mean of its divisors is an integer number (21082970304).

Almost surely, 2^445066455406 is an apocalyptic number.

445066455406 is a deficient number, since it is larger than the sum of its proper divisors (229588594322).

445066455406 is a wasteful number, since it uses less digits than its factorization.

445066455406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5016.

The product of its (nonzero) digits is 6912000, while the sum is 49.

The spelling of 445066455406 in words is "four hundred forty-five billion, sixty-six million, four hundred fifty-five thousand, four hundred six".