2220425454566 has 64 divisors (see below), whose sum is σ = 3722907432960. Its totient is φ = 984574402560.

The previous prime is 2220425454547. The next prime is 2220425454593. The reversal of 2220425454566 is 6654545240222.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a self number, because there is not a number n which added to its sum of digits gives 2220425454566.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 443284670 + ... + 443289678.

It is an arithmetic number, because the mean of its divisors is an integer number (58170428640).

Almost surely, 2^{2220425454566} is an apocalyptic number.

2220425454566 is a deficient number, since it is larger than the sum of its proper divisors (1502481978394).

2220425454566 is a wasteful number, since it uses less digits than its factorization.

2220425454566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6389.

The product of its (nonzero) digits is 4608000, while the sum is 47.

The spelling of 2220425454566 in words is "two trillion, two hundred twenty billion, four hundred twenty-five million, four hundred fifty-four thousand, five hundred sixty-six".