297649591011 has 12 divisors (see below), whose sum is σ = 430311847680. Its totient is φ = 198260653200.

The previous prime is 297649590989. The next prime is 297649591051. The reversal of 297649591011 is 110195946792.

It is a happy number.

297649591011 is a `hidden beast` number, since 2 + 9 + 7 + 6 + 49 + 591 + 0 + 1 + 1 = 666.

It is not a de Polignac number, because 297649591011 - 2⁷ = 297649590883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (297649591051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14356356 + ... + 14377073.

It is an arithmetic number, because the mean of its divisors is an integer number (35859320640).

Almost surely, 2^297649591011 is an apocalyptic number.

297649591011 is a deficient number, since it is larger than the sum of its proper divisors (132662256669).

297649591011 is a wasteful number, since it uses less digits than its factorization.

297649591011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28734586 (or 28734583 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 54.

The spelling of 297649591011 in words is "two hundred ninety-seven billion, six hundred forty-nine million, five hundred ninety-one thousand, eleven".