97317820338 has 16 divisors (see below), whose sum is σ = 197934550560. Its totient is φ = 31889455136.

The previous prime is 97317820291. The next prime is 97317820343. The reversal of 97317820338 is 83302871379.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137454195 + ... + 137454902.

It is an arithmetic number, because the mean of its divisors is an integer number (12370909410).

Almost surely, 2^97317820338 is an apocalyptic number.

97317820338 is an abundant number, since it is smaller than the sum of its proper divisors (100616730222).

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

97317820338 is a wasteful number, since it uses less digits than its factorization.

97317820338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274909161.

The product of its (nonzero) digits is 1524096, while the sum is 51.

The spelling of 97317820338 in words is "ninety-seven billion, three hundred seventeen million, eight hundred twenty thousand, three hundred thirty-eight".