4415531212240 has 20 divisors (see below), whose sum is σ = 10266110068644. Its totient is φ = 1766212484864.

The previous prime is 4415531212219. The next prime is 4415531212241. The reversal of 4415531212240 is 422121355144.

It can be written as a sum of positive squares in 2 ways, for example, as 2966964910144 + 1448566302096 = 1722488^2 + 1203564^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 4415531212196 and 4415531212205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4415531212241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27597069997 + ... + 27597070156.

Almost surely, 2^{4415531212240} is an apocalyptic number.

4415531212240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4415531212240 is an abundant number, since it is smaller than the sum of its proper divisors (5850578856404).

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

4415531212240 is a wasteful number, since it uses less digits than its factorization.

4415531212240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55194140166 (or 55194140160 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 4415531212240 its reverse (422121355144), we get a palindrome (4837652567384).

The spelling of 4415531212240 in words is "four trillion, four hundred fifteen billion, five hundred thirty-one million, two hundred twelve thousand, two hundred forty".