220480002540 has 240 divisors, whose sum is σ = 832065696000. Its totient is φ = 47742991488.

The previous prime is 220480002527. The next prime is 220480002563. The reversal of 220480002540 is 45200084022.

It is a happy number.

It is a super-3 number, since 3×220480002540³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 296190 + ... + 727109.

It is an arithmetic number, because the mean of its divisors is an integer number (3466940400).

Almost surely, 2^220480002540 is an apocalyptic number.

220480002540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220480002540 is an abundant number, since it is smaller than the sum of its proper divisors (611585693460).

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

220480002540 is a wasteful number, since it uses less digits than its factorization.

220480002540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023346 (or 1023335 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 220480002540 its reverse (45200084022), we get a palindrome (265680086562).

The spelling of 220480002540 in words is "two hundred twenty billion, four hundred eighty million, two thousand, five hundred forty".