97402173663 has 8 divisors (see below), whose sum is σ = 130079372800. Its totient is φ = 64829878488.

The previous prime is 97402173643. The next prime is 97402173689. The reversal of 97402173663 is 36637120479.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97402173663 - 2¹² = 97402169567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97402173643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26223823 + ... + 26227536.

It is an arithmetic number, because the mean of its divisors is an integer number (16259921600).

Almost surely, 2^97402173663 is an apocalyptic number.

97402173663 is a deficient number, since it is larger than the sum of its proper divisors (32677199137).

97402173663 is a wasteful number, since it uses less digits than its factorization.

97402173663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52451981.

The product of its (nonzero) digits is 1143072, while the sum is 48.

The spelling of 97402173663 in words is "ninety-seven billion, four hundred two million, one hundred seventy-three thousand, six hundred sixty-three".