445854555512 has 16 divisors (see below), whose sum is σ = 851750448840. Its totient is φ = 218721102496.

The previous prime is 445854555511. The next prime is 445854555557. The reversal of 445854555512 is 215555458544.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445854555511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 525771458 + ... + 525772305.

Almost surely, 2^445854555512 is an apocalyptic number.

It is an amenable number.

445854555512 is a deficient number, since it is larger than the sum of its proper divisors (405895893328).

445854555512 is a wasteful number, since it uses less digits than its factorization.

445854555512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051543822 (or 1051543818 counting only the distinct ones).

The product of its digits is 16000000, while the sum is 53.

The spelling of 445854555512 in words is "four hundred forty-five billion, eight hundred fifty-four million, five hundred fifty-five thousand, five hundred twelve".