97822570756 has 27 divisors (see below), whose sum is σ = 181871591349. Its totient is φ = 46029146688.

The previous prime is 97822570691. The next prime is 97822570763. The reversal of 97822570756 is 65707522879.

It is a happy number.

The square root of 97822570756 is 312766.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 76159440900 + 21663129856 = 275970^2 + 147184^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97822570756.

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, 10629445 + ... + 10638643.

Almost surely, 2^97822570756 is an apocalyptic number.

97822570756 is the 312766-th square number.

It is an amenable number.

97822570756 is a deficient number, since it is larger than the sum of its proper divisors (84049020593).

97822570756 is an frugal number, since it uses more digits than its factorization.

97822570756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18436 (or 9218 counting only the distinct ones).

The product of its (nonzero) digits is 14817600, while the sum is 58.

The spelling of 97822570756 in words is "ninety-seven billion, eight hundred twenty-two million, five hundred seventy thousand, seven hundred fifty-six".