7018228849636 has 27 divisors (see below), whose sum is σ = 12432437042851. Its totient is φ = 3466618703864.

The previous prime is 7018228849609. The next prime is 7018228849721. The reversal of 7018228849636 is 6369488228107.

The square root of 7018228849636 is 2649194.

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

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 439758225 + ... + 439774183.

Almost surely, 2^{7018228849636} is an apocalyptic number.

7018228849636 is the 2649194-th square number.

It is an amenable number.

7018228849636 is a deficient number, since it is larger than the sum of its proper divisors (5414208193215).

7018228849636 is an frugal number, since it uses more digits than its factorization.

7018228849636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32088 (or 16044 counting only the distinct ones).

The product of its (nonzero) digits is 55738368, while the sum is 64.

Multiplying 7018228849636 by its sum of digits (64), we get a square (449166646376704 = 21193552²).

The spelling of 7018228849636 in words is "seven trillion, eighteen billion, two hundred twenty-eight million, eight hundred forty-nine thousand, six hundred thirty-six".