22245334518016 has 27 divisors (see below), whose sum is σ = 44403923831673. Its totient is φ = 11122629527040.

The previous prime is 22245334517941. The next prime is 22245334518161. The reversal of 22245334518016 is 61081543354222.

The square root of 22245334518016 is 4716496.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4101823887616 + 18143510630400 = 2025296^2 + 4259520^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 75316546 + ... + 75611326.

Almost surely, 2^{22245334518016} is an apocalyptic number.

22245334518016 is the 4716496-th square number.

It is an amenable number.

22245334518016 is a deficient number, since it is larger than the sum of its proper divisors (22158589313657).

22245334518016 is an frugal number, since it uses more digits than its factorization.

22245334518016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589578 (or 294783 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 22245334518016 in words is "twenty-two trillion, two hundred forty-five billion, three hundred thirty-four million, five hundred eighteen thousand, sixteen".