297490394688 has 112 divisors (see below), whose sum is σ = 817195500480. Its totient is φ = 95397894144.

The previous prime is 297490394651. The next prime is 297490394693. The reversal of 297490394688 is 886493094792.

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 in 15 ways as a sum of consecutive naturals, for example, 1445895 + ... + 1638777.

Almost surely, 2^297490394688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 297490394688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (408597750240).

297490394688 is an abundant number, since it is smaller than the sum of its proper divisors (519705105792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

297490394688 is a wasteful number, since it uses less digits than its factorization.

297490394688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193204 (or 193194 counting only the distinct ones).

The product of its (nonzero) digits is 188116992, while the sum is 69.

The spelling of 297490394688 in words is "two hundred ninety-seven billion, four hundred ninety million, three hundred ninety-four thousand, six hundred eighty-eight".