230628536644 has 81 divisors (see below), whose sum is σ = 450749523679. Its totient is φ = 103174331920.

The previous prime is 230628536629. The next prime is 230628536651. The reversal of 230628536644 is 446635826032.

The square root of 230628536644 is 480238.

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 26 ways as a sum of consecutive naturals, for example, 876914457 + ... + 876914719.

Almost surely, 2^230628536644 is an apocalyptic number.

230628536644 is the 480238-th square number.

It is an amenable number.

230628536644 is a deficient number, since it is larger than the sum of its proper divisors (220120987035).

230628536644 is an equidigital number, since it uses as much as digits as its factorization.

230628536644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 49.

Multiplying 230628536644 by its sum of digits (49), we get a square (11300798295556 = 3361666²).

The spelling of 230628536644 in words is "two hundred thirty billion, six hundred twenty-eight million, five hundred thirty-six thousand, six hundred forty-four".