46566122220 has 72 divisors (see below), whose sum is σ = 149559437664. Its totient is φ = 11687182848.

The previous prime is 46566122177. The next prime is 46566122221. The reversal of 46566122220 is 2222166564.

46566122220 is a `hidden beast` number, since 46 + 566 + 12 + 22 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (46566122221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7605784 + ... + 7611903.

It is an arithmetic number, because the mean of its divisors is an integer number (2077214412).

Almost surely, 2^46566122220 is an apocalyptic number.

It is an amenable number.

46566122220 is an abundant number, since it is smaller than the sum of its proper divisors (102993315444).

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

46566122220 is a wasteful number, since it uses less digits than its factorization.

46566122220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15217719 (or 15217714 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 46566122220 its reverse (2222166564), we get a palindrome (48788288784).

The spelling of 46566122220 in words is "forty-six billion, five hundred sixty-six million, one hundred twenty-two thousand, two hundred twenty".