2225451564542 has 16 divisors (see below), whose sum is σ = 3363738364800. Its totient is φ = 1104205840920.

The previous prime is 2225451564443. The next prime is 2225451564563. The reversal of 2225451564542 is 2454651545222.

It is a super-2 number, since 2×2225451564542² (a number of 25 digits) contains 22 as substring.

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, 16206809 + ... + 16343547.

It is an arithmetic number, because the mean of its divisors is an integer number (210233647800).

Almost surely, 2^{2225451564542} is an apocalyptic number.

2225451564542 is a deficient number, since it is larger than the sum of its proper divisors (1138286800258).

2225451564542 is a wasteful number, since it uses less digits than its factorization.

2225451564542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198991.

The product of its digits is 3840000, while the sum is 47.

The spelling of 2225451564542 in words is "two trillion, two hundred twenty-five billion, four hundred fifty-one million, five hundred sixty-four thousand, five hundred forty-two".