1297648046844 has 24 divisors (see below), whose sum is σ = 3364272714320. Its totient is φ = 432549348912.

The previous prime is 1297648046843. The next prime is 1297648046857. The reversal of 1297648046844 is 4486408467921.

1297648046844 is a `hidden beast` number, since 1 + 2 + 9 + 76 + 480 + 4 + 6 + 84 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1297648046843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6007629739 + ... + 6007629954.

Almost surely, 2^{1297648046844} is an apocalyptic number.

It is an amenable number.

1297648046844 is an abundant number, since it is smaller than the sum of its proper divisors (2066624667476).

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

1297648046844 is a wasteful number, since it uses less digits than its factorization.

1297648046844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12015259706 (or 12015259698 counting only the distinct ones).

The product of its (nonzero) digits is 74317824, while the sum is 63.

The spelling of 1297648046844 in words is "one trillion, two hundred ninety-seven billion, six hundred forty-eight million, forty-six thousand, eight hundred forty-four".