97705872002 has 8 divisors (see below), whose sum is σ = 146659678716. Its totient is φ = 48819312432.

The previous prime is 97705871987. The next prime is 97705872031. The reversal of 97705872002 is 20027850779.

It can be written as a sum of positive squares in 2 ways, for example, as 61365693841 + 36340178161 = 247721^2 + 190631^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16808153 + ... + 16813964.

Almost surely, 2^97705872002 is an apocalyptic number.

97705872002 is a deficient number, since it is larger than the sum of its proper divisors (48953806714).

97705872002 is a wasteful number, since it uses less digits than its factorization.

97705872002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33623572.

The product of its (nonzero) digits is 493920, while the sum is 47.

The spelling of 97705872002 in words is "ninety-seven billion, seven hundred five million, eight hundred seventy-two thousand, two".