297980005850 has 12 divisors (see below), whose sum is σ = 554242810974. Its totient is φ = 119192002320.

The previous prime is 297980005847. The next prime is 297980005859. The reversal of 297980005850 is 58500089792.

It can be written as a sum of positive squares in 3 ways, for example, as 240518642329 + 57461363521 = 490427^2 + 239711^2 .

It is a junction number, because it is equal to n+sod(n) for n = 297980005792 and 297980005801.

It is not an unprimeable number, because it can be changed into a prime (297980005859) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2979800009 + ... + 2979800108.

Almost surely, 2^297980005850 is an apocalyptic number.

297980005850 is a deficient number, since it is larger than the sum of its proper divisors (256262805124).

297980005850 is a wasteful number, since it uses less digits than its factorization.

297980005850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5959600129 (or 5959600124 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 53.

The spelling of 297980005850 in words is "two hundred ninety-seven billion, nine hundred eighty million, five thousand, eight hundred fifty".