97674762457 has 4 divisors (see below), whose sum is σ = 97748703796. Its totient is φ = 97600821120.

The previous prime is 97674762379. The next prime is 97674762473. The reversal of 97674762457 is 75426747679.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 65206686736 + 32468075721 = 255356^2 + 180189^2 .

It is a cyclic number.

It is not a de Polignac number, because 97674762457 - 2¹¹ = 97674760409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97674760457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36968688 + ... + 36971329.

It is an arithmetic number, because the mean of its divisors is an integer number (24437175949).

Almost surely, 2^97674762457 is an apocalyptic number.

It is an amenable number.

97674762457 is a deficient number, since it is larger than the sum of its proper divisors (73941339).

97674762457 is a wasteful number, since it uses less digits than its factorization.

97674762457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73941338.

The product of its digits is 124467840, while the sum is 64.

The spelling of 97674762457 in words is "ninety-seven billion, six hundred seventy-four million, seven hundred sixty-two thousand, four hundred fifty-seven".