97488197361 has 27 divisors (see below), whose sum is σ = 141798584889. Its totient is φ = 64541894472.

The previous prime is 97488197311. The next prime is 97488197381. The reversal of 97488197361 is 16379188479.

The square root of 97488197361 is 312231.

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

97488197361 is a `hidden beast` number, since 9 + 7 + 4 + 88 + 197 + 361 = 666.

It is not a de Polignac number, because 97488197361 - 2¹¹ = 97488195313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97488197311) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 186401646 + ... + 186402168.

Almost surely, 2^97488197361 is an apocalyptic number.

97488197361 is the 312231-st square number.

97488197361 is the 156116-th centered octagonal number.

It is an amenable number.

97488197361 is a deficient number, since it is larger than the sum of its proper divisors (44310387528).

97488197361 is an frugal number, since it uses more digits than its factorization.

97488197361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450 (or 725 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 63.

It can be divided in two parts, 97488 and 197361, that added together give a square (294849 = 543²).

The spelling of 97488197361 in words is "ninety-seven billion, four hundred eighty-eight million, one hundred ninety-seven thousand, three hundred sixty-one".