1997610941596 has 12 divisors (see below), whose sum is σ = 3590300746648. Its totient is φ = 971810728272.

The previous prime is 1997610941537. The next prime is 1997610941657. The reversal of 1997610941596 is 6951490167991.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6748685466 + ... + 6748685761.

Almost surely, 2^{1997610941596} is an apocalyptic number.

It is an amenable number.

1997610941596 is a deficient number, since it is larger than the sum of its proper divisors (1592689805052).

1997610941596 is a wasteful number, since it uses less digits than its factorization.

1997610941596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13497371268 (or 13497371266 counting only the distinct ones).

The product of its (nonzero) digits is 33067440, while the sum is 67.

The spelling of 1997610941596 in words is "one trillion, nine hundred ninety-seven billion, six hundred ten million, nine hundred forty-one thousand, five hundred ninety-six".