4405140204540 has 48 divisors (see below), whose sum is σ = 12870670514688. Its totient is φ = 1123629964864.

The previous prime is 4405140204497. The next prime is 4405140204541. The reversal of 4405140204540 is 454020415044.

It is a super-2 number, since 2×4405140204540² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4405140204541) 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, 1596063912 + ... + 1596066671.

It is an arithmetic number, because the mean of its divisors is an integer number (268138969056).

Almost surely, 2^{4405140204540} is an apocalyptic number.

It is an amenable number.

4405140204540 is an abundant number, since it is smaller than the sum of its proper divisors (8465530310148).

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

4405140204540 is a wasteful number, since it uses less digits than its factorization.

4405140204540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3192130618 (or 3192130616 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 33.

Adding to 4405140204540 its reverse (454020415044), we get a palindrome (4859160619584).

The spelling of 4405140204540 in words is "four trillion, four hundred five billion, one hundred forty million, two hundred four thousand, five hundred forty".