897503666944 has 18 divisors (see below), whose sum is σ = 1791501460700. Its totient is φ = 448751833344.

The previous prime is 897503666929. The next prime is 897503666959. The reversal of 897503666944 is 449666305798.

It is an interprime number because it is at equal distance from previous prime (897503666929) and next prime (897503666959).

It is a self number, because there is not a number n which added to its sum of digits gives 897503666944.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1752936594 + ... + 1752937105.

Almost surely, 2^897503666944 is an apocalyptic number.

It is an amenable number.

897503666944 is a deficient number, since it is larger than the sum of its proper divisors (893997793756).

897503666944 is an equidigital number, since it uses as much as digits as its factorization.

897503666944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3505873715 (or 3505873701 counting only the distinct ones).

The product of its (nonzero) digits is 235146240, while the sum is 67.

The spelling of 897503666944 in words is "eight hundred ninety-seven billion, five hundred three million, six hundred sixty-six thousand, nine hundred forty-four".