97797838322 has 18 divisors (see below), whose sum is σ = 147450902637. Its totient is φ = 48648820000.

The previous prime is 97797838267. The next prime is 97797838351. The reversal of 97797838322 is 22383879779.

It can be written as a sum of positive squares in 2 ways, for example, as 86094709561 + 11703128761 = 293419^2 + 108181^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=221131.

It is a Duffinian number.

Its product of digits (64012032) is a multiple of the sum of its prime divisors (1134).

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 111007322 + ... + 111008202.

Almost surely, 2^97797838322 is an apocalyptic number.

97797838322 is a deficient number, since it is larger than the sum of its proper divisors (49653064315).

97797838322 is an frugal number, since it uses more digits than its factorization.

97797838322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2266 (or 1134 counting only the distinct ones).

The product of its digits is 64012032, while the sum is 65.

The spelling of 97797838322 in words is "ninety-seven billion, seven hundred ninety-seven million, eight hundred thirty-eight thousand, three hundred twenty-two".