2097810975768 has 32 divisors (see below), whose sum is σ = 5244563732400. Its totient is φ = 699265486208.

The previous prime is 2097810975737. The next prime is 2097810975779. The reversal of 2097810975768 is 8675790187902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5545930 + ... + 5912102.

Almost surely, 2^{2097810975768} is an apocalyptic number.

It is an amenable number.

2097810975768 is an abundant number, since it is smaller than the sum of its proper divisors (3146752756632).

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

2097810975768 is a wasteful number, since it uses less digits than its factorization.

2097810975768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604891 (or 604887 counting only the distinct ones).

The product of its (nonzero) digits is 106686720, while the sum is 69.

The spelling of 2097810975768 in words is "two trillion, ninety-seven billion, eight hundred ten million, nine hundred seventy-five thousand, seven hundred sixty-eight".