445554741268 has 48 divisors (see below), whose sum is σ = 963847185280. Its totient is φ = 175493672064.

The previous prime is 445554741263. The next prime is 445554741283. The reversal of 445554741268 is 862147455544.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445554741263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2589246 + ... + 2755957.

Almost surely, 2^445554741268 is an apocalyptic number.

It is an amenable number.

445554741268 is an abundant number, since it is smaller than the sum of its proper divisors (518292444012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

445554741268 is a wasteful number, since it uses less digits than its factorization.

445554741268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5345456 (or 5345454 counting only the distinct ones).

The product of its digits is 21504000, while the sum is 55.

The spelling of 445554741268 in words is "four hundred forty-five billion, five hundred fifty-four million, seven hundred forty-one thousand, two hundred sixty-eight".