97073628687 has 96 divisors (see below), whose sum is σ = 174058045440. Its totient is φ = 53255724480.

The previous prime is 97073628679. The next prime is 97073628733. The reversal of 97073628687 is 78682637079.

It is not a de Polignac number, because 97073628687 - 2³ = 97073628679 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97073628607) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5199333 + ... + 5217969.

It is an arithmetic number, because the mean of its divisors is an integer number (1813104640).

Almost surely, 2^97073628687 is an apocalyptic number.

97073628687 is a deficient number, since it is larger than the sum of its proper divisors (76984416753).

97073628687 is a wasteful number, since it uses less digits than its factorization.

97073628687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18818 (or 18805 counting only the distinct ones).

The product of its (nonzero) digits is 42674688, while the sum is 63.

The spelling of 97073628687 in words is "ninety-seven billion, seventy-three million, six hundred twenty-eight thousand, six hundred eighty-seven".