220284464642 has 8 divisors (see below), whose sum is σ = 360465487632. Its totient is φ = 100129302100.

The previous prime is 220284464639. The next prime is 220284464651. The reversal of 220284464642 is 246464482022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×220284464642² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220284464593 and 220284464602.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5006465084 + ... + 5006465127.

It is an arithmetic number, because the mean of its divisors is an integer number (45058185954).

Almost surely, 2^220284464642 is an apocalyptic number.

220284464642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220284464642 is a deficient number, since it is larger than the sum of its proper divisors (140181022990).

220284464642 is a wasteful number, since it uses less digits than its factorization.

220284464642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10012930224.

The product of its (nonzero) digits is 1179648, while the sum is 44.

The spelling of 220284464642 in words is "two hundred twenty billion, two hundred eighty-four million, four hundred sixty-four thousand, six hundred forty-two".