4445354105320 has 64 divisors (see below), whose sum is σ = 10595266171200. Its totient is φ = 1672776483840.

The previous prime is 4445354105207. The next prime is 4445354105323. The reversal of 4445354105320 is 235014535444.

It is a super-2 number, since 2×4445354105320² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (4445354105323) 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, 18346 + ... + 2981785.

It is an arithmetic number, because the mean of its divisors is an integer number (165551033925).

Almost surely, 2^{4445354105320} is an apocalyptic number.

4445354105320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4445354105320 is an abundant number, since it is smaller than the sum of its proper divisors (6149912065880).

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

4445354105320 is a wasteful number, since it uses less digits than its factorization.

4445354105320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3002338 (or 3002334 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 40.

The spelling of 4445354105320 in words is "four trillion, four hundred forty-five billion, three hundred fifty-four million, one hundred five thousand, three hundred twenty".