97685647274 has 8 divisors (see below), whose sum is σ = 146532455460. Its totient is φ = 48841495456.

The previous prime is 97685647259. The next prime is 97685647309. The reversal of 97685647274 is 47274658679.

It can be written as a sum of positive squares in 2 ways, for example, as 77594002249 + 20091645025 = 278557^2 + 141745^2 .

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 97685647274.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 569459 + ... + 720870.

Almost surely, 2^97685647274 is an apocalyptic number.

97685647274 is a deficient number, since it is larger than the sum of its proper divisors (48846808186).

97685647274 is a wasteful number, since it uses less digits than its factorization.

97685647274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328184.

The product of its digits is 142248960, while the sum is 65.

The spelling of 97685647274 in words is "ninety-seven billion, six hundred eighty-five million, six hundred forty-seven thousand, two hundred seventy-four".