66224460422046 has 16 divisors (see below), whose sum is σ = 132900964946064. Its totient is φ = 21999479457024.

The previous prime is 66224460422027. The next prime is 66224460422059. The reversal of 66224460422046 is 64022406442266.

It is a super-2 number, since 2×66224460422046² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 66224460421986 and 66224460422004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18835169011 + ... + 18835172526.

It is an arithmetic number, because the mean of its divisors is an integer number (8306310309129).

Almost surely, 2^{66224460422046} is an apocalyptic number.

66224460422046 is an abundant number, since it is smaller than the sum of its proper divisors (66676504524018).

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

66224460422046 is a wasteful number, since it uses less digits than its factorization.

66224460422046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37670341835.

The product of its (nonzero) digits is 5308416, while the sum is 48.

The spelling of 66224460422046 in words is "sixty-six trillion, two hundred twenty-four billion, four hundred sixty million, four hundred twenty-two thousand, forty-six".