220042460066 has 64 divisors (see below), whose sum is σ = 391240886400. Its totient is φ = 91501224960.

The previous prime is 220042460041. The next prime is 220042460081. The reversal of 220042460066 is 660064240022.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19895210 + ... + 19906266.

It is an arithmetic number, because the mean of its divisors is an integer number (6113138850).

Almost surely, 2^220042460066 is an apocalyptic number.

220042460066 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

220042460066 is a deficient number, since it is larger than the sum of its proper divisors (171198426334).

220042460066 is a wasteful number, since it uses less digits than its factorization.

220042460066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11699.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 220042460066 in words is "two hundred twenty billion, forty-two million, four hundred sixty thousand, sixty-six".