165294286097 has 8 divisors (see below), whose sum is σ = 167575423944. Its totient is φ = 163013603328.

The previous prime is 165294286081. The next prime is 165294286103. The reversal of 165294286097 is 790682492561.

It is a happy number.

It is a Cunningham number, because it is equal to 406564²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 7589197456 + 157705088641 = 87116^2 + 397121^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 165294286097 - 2⁴ = 165294286081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165294586097) 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, 653093 + ... + 870125.

It is an arithmetic number, because the mean of its divisors is an integer number (20946927993).

Almost surely, 2^165294286097 is an apocalyptic number.

It is an amenable number.

165294286097 is a deficient number, since it is larger than the sum of its proper divisors (2281137847).

165294286097 is a wasteful number, since it uses less digits than its factorization.

165294286097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227539.

The product of its (nonzero) digits is 13063680, while the sum is 59.

The spelling of 165294286097 in words is "one hundred sixty-five billion, two hundred ninety-four million, two hundred eighty-six thousand, ninety-seven".