220064006460 has 48 divisors (see below), whose sum is σ = 616409329536. Its totient is φ = 58661819712.

The previous prime is 220064006447. The next prime is 220064006501. The reversal of 220064006460 is 64600460022.

220064006460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 522534 + ... + 844493.

It is an arithmetic number, because the mean of its divisors is an integer number (12841861032).

Almost surely, 2^220064006460 is an apocalyptic number.

220064006460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220064006460 is an abundant number, since it is smaller than the sum of its proper divisors (396345323076).

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

220064006460 is a wasteful number, since it uses less digits than its factorization.

220064006460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369722 (or 1369720 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 220064006460 its reverse (64600460022), we get a palindrome (284664466482).

The spelling of 220064006460 in words is "two hundred twenty billion, sixty-four million, six thousand, four hundred sixty".