97943800671 has 16 divisors (see below), whose sum is σ = 149782635520. Its totient is φ = 63189548280.

The previous prime is 97943800573. The next prime is 97943800679. The reversal of 97943800671 is 17600834979.

It is a happy number.

It is not a de Polignac number, because 97943800671 - 2⁷ = 97943800543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97943800679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58508005 + ... + 58509678.

It is an arithmetic number, because the mean of its divisors is an integer number (9361414720).

Almost surely, 2^97943800671 is an apocalyptic number.

97943800671 is a deficient number, since it is larger than the sum of its proper divisors (51838834849).

97943800671 is a wasteful number, since it uses less digits than its factorization.

97943800671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117017723 (or 117017717 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 97943800671 in words is "ninety-seven billion, nine hundred forty-three million, eight hundred thousand, six hundred seventy-one".