97888975875 has 80 divisors (see below), whose sum is σ = 184995370560. Its totient is φ = 51491894400.

The previous prime is 97888975871. The next prime is 97888975903. The reversal of 97888975875 is 57857988879.

It is not a de Polignac number, because 97888975875 - 2² = 97888975871 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a junction number, because it is equal to n+sod(n) for n = 97888975794 and 97888975803.

It is not an unprimeable number, because it can be changed into a prime (97888975871) by changing a digit.

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 79 ways as a sum of consecutive naturals, for example, 672906 + ... + 805344.

It is an arithmetic number, because the mean of its divisors is an integer number (2312442132).

Almost surely, 2^97888975875 is an apocalyptic number.

97888975875 is a deficient number, since it is larger than the sum of its proper divisors (87106394685).

97888975875 is a wasteful number, since it uses less digits than its factorization.

97888975875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132539 (or 132520 counting only the distinct ones).

The product of its digits is 2844979200, while the sum is 81.

The spelling of 97888975875 in words is "ninety-seven billion, eight hundred eighty-eight million, nine hundred seventy-five thousand, eight hundred seventy-five".