445154164312 has 128 divisors (see below), whose sum is σ = 1013042257920. Its totient is φ = 180605376000.

The previous prime is 445154164307. The next prime is 445154164337. The reversal of 445154164312 is 213461451544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50460862 + ... + 50469682.

It is an arithmetic number, because the mean of its divisors is an integer number (7914392640).

Almost surely, 2^445154164312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 445154164312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (506521128960).

445154164312 is an abundant number, since it is smaller than the sum of its proper divisors (567888093608).

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

445154164312 is a wasteful number, since it uses less digits than its factorization.

445154164312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10305 (or 10301 counting only the distinct ones).

The product of its digits is 230400, while the sum is 40.

The spelling of 445154164312 in words is "four hundred forty-five billion, one hundred fifty-four million, one hundred sixty-four thousand, three hundred twelve".