220878435422316 has 72 divisors (see below), whose sum is σ = 601225559711280. Its totient is φ = 62929347790848.

The previous prime is 220878435422303. The next prime is 220878435422341. The reversal of 220878435422316 is 613224534878022.

It is a super-2 number, since 2×220878435422316² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 531865521 + ... + 532280648.

It is an arithmetic number, because the mean of its divisors is an integer number (8350354995990).

Almost surely, 2^{220878435422316} is an apocalyptic number.

It is an amenable number.

220878435422316 is an abundant number, since it is smaller than the sum of its proper divisors (380347124288964).

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

220878435422316 is a wasteful number, since it uses less digits than its factorization.

220878435422316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064146543 (or 1064146534 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 57.

The spelling of 220878435422316 in words is "two hundred twenty trillion, eight hundred seventy-eight billion, four hundred thirty-five million, four hundred twenty-two thousand, three hundred sixteen".