97194412838 has 16 divisors (see below), whose sum is σ = 149296458960. Its totient is φ = 47438235936.

The previous prime is 97194412829. The next prime is 97194412859. The reversal of 97194412838 is 83821449179.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2306348 + ... + 2348111.

It is an arithmetic number, because the mean of its divisors is an integer number (9331028685).

Almost surely, 2^97194412838 is an apocalyptic number.

97194412838 is a deficient number, since it is larger than the sum of its proper divisors (52102046122).

97194412838 is a wasteful number, since it uses less digits than its factorization.

97194412838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4654711.

The product of its digits is 3483648, while the sum is 56.

It can be divided in two parts, 9719441 and 2838, that added together give a palindrome (9722279).

The spelling of 97194412838 in words is "ninety-seven billion, one hundred ninety-four million, four hundred twelve thousand, eight hundred thirty-eight".