97509683893 has 8 divisors (see below), whose sum is σ = 99892751616. Its totient is φ = 95126844000.

The previous prime is 97509683867. The next prime is 97509683923. The reversal of 97509683893 is 39838690579.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 97509683893 - 2²⁵ = 97476129461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97509683093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1086430 + ... + 1172752.

It is an arithmetic number, because the mean of its divisors is an integer number (12486593952).

Almost surely, 2^97509683893 is an apocalyptic number.

It is an amenable number.

97509683893 is a deficient number, since it is larger than the sum of its proper divisors (2383067723).

97509683893 is a wasteful number, since it uses less digits than its factorization.

97509683893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113915.

The product of its (nonzero) digits is 88179840, while the sum is 67.

The spelling of 97509683893 in words is "ninety-seven billion, five hundred nine million, six hundred eighty-three thousand, eight hundred ninety-three".