445311412320 has 96 divisors (see below), whose sum is σ = 1485244561248. Its totient is φ = 111764430848.

The previous prime is 445311412283. The next prime is 445311412331. The reversal of 445311412320 is 23214113544.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 27278079 + ... + 27294398.

It is an arithmetic number, because the mean of its divisors is an integer number (15471297513).

Almost surely, 2^445311412320 is an apocalyptic number.

445311412320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

445311412320 is an abundant number, since it is smaller than the sum of its proper divisors (1039933148928).

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

445311412320 is a wasteful number, since it uses less digits than its factorization.

445311412320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54572512 (or 54572504 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 445311412320 its reverse (23214113544), we get a palindrome (468525525864).

The spelling of 445311412320 in words is "four hundred forty-five billion, three hundred eleven million, four hundred twelve thousand, three hundred twenty".