97129221365 has 8 divisors (see below), whose sum is σ = 127150980768. Its totient is φ = 70639433680.

The previous prime is 97129221361. The next prime is 97129221373. The reversal of 97129221365 is 56312292179.

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

It is not a de Polignac number, because 97129221365 - 2² = 97129221361 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 (97129221361) 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, 882992867 + ... + 882992976.

It is an arithmetic number, because the mean of its divisors is an integer number (15893872596).

Almost surely, 2^97129221365 is an apocalyptic number.

It is an amenable number.

97129221365 is a deficient number, since it is larger than the sum of its proper divisors (30021759403).

97129221365 is a wasteful number, since it uses less digits than its factorization.

97129221365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765985859.

The product of its digits is 408240, while the sum is 47.

The spelling of 97129221365 in words is "ninety-seven billion, one hundred twenty-nine million, two hundred twenty-one thousand, three hundred sixty-five".