97687488919996 has 24 divisors (see below), whose sum is σ = 171194759898624. Its totient is φ = 48774729192240.

The previous prime is 97687488919913. The next prime is 97687488920017. The reversal of 97687488919996 is 69991988478679.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 9970371 + ... + 17169253.

It is an arithmetic number, because the mean of its divisors is an integer number (7133114995776).

Almost surely, 2^{97687488919996} is an apocalyptic number.

It is an amenable number.

97687488919996 is a deficient number, since it is larger than the sum of its proper divisors (73507270978628).

97687488919996 is a wasteful number, since it uses less digits than its factorization.

97687488919996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7203681 (or 7203679 counting only the distinct ones).

The product of its digits is 213324668928, while the sum is 100.

The spelling of 97687488919996 in words is "ninety-seven trillion, six hundred eighty-seven billion, four hundred eighty-eight million, nine hundred nineteen thousand, nine hundred ninety-six".