97723677982 has 128 divisors (see below), whose sum is σ = 187163412480. Its totient is φ = 37309870080.

The previous prime is 97723677959. The next prime is 97723678037. The reversal of 97723677982 is 28977632779.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 154870807 + ... + 154871437.

It is an arithmetic number, because the mean of its divisors is an integer number (1462214160).

Almost surely, 2^97723677982 is an apocalyptic number.

97723677982 is a deficient number, since it is larger than the sum of its proper divisors (89439734498).

97723677982 is a wasteful number, since it uses less digits than its factorization.

97723677982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146.

The product of its digits is 112021056, while the sum is 67.

The spelling of 97723677982 in words is "ninety-seven billion, seven hundred twenty-three million, six hundred seventy-seven thousand, nine hundred eighty-two".