97826262879 has 4 divisors (see below), whose sum is σ = 130435017176. Its totient is φ = 65217508584.

The previous prime is 97826262857. The next prime is 97826262883.

97826262879 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 97826262879 - 2⁹ = 97826262367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97826262899) 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, 16304377144 + ... + 16304377149.

It is an arithmetic number, because the mean of its divisors is an integer number (32608754294).

Almost surely, 2^97826262879 is an apocalyptic number.

97826262879 is a deficient number, since it is larger than the sum of its proper divisors (32608754297).

97826262879 is a wasteful number, since it uses less digits than its factorization.

97826262879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32608754296.

The product of its digits is 73156608, while the sum is 66.

The spelling of 97826262879 in words is "ninety-seven billion, eight hundred twenty-six million, two hundred sixty-two thousand, eight hundred seventy-nine".