97238722783279 has 48 divisors (see below), whose sum is σ = 127385997290496. Its totient is φ = 73321696627200.

The previous prime is 97238722783249. The next prime is 97238722783313.

97238722783279 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 97238722783279 - 2¹⁵ = 97238722750511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97238722783219) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 283764804 + ... + 284107270.

It is an arithmetic number, because the mean of its divisors is an integer number (2653874943552).

Almost surely, 2^{97238722783279} is an apocalyptic number.

97238722783279 is a deficient number, since it is larger than the sum of its proper divisors (30147274507217).

97238722783279 is a wasteful number, since it uses less digits than its factorization.

97238722783279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359516 (or 359509 counting only the distinct ones).

The product of its digits is 1792336896, while the sum is 76.

The spelling of 97238722783279 in words is "ninety-seven trillion, two hundred thirty-eight billion, seven hundred twenty-two million, seven hundred eighty-three thousand, two hundred seventy-nine".