165960569078 has 8 divisors (see below), whose sum is σ = 255012581880. Its totient is φ = 80956375120.

The previous prime is 165960569077. The next prime is 165960569101. The reversal of 165960569078 is 870965069561.

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

It is a self number, because there is not a number n which added to its sum of digits gives 165960569078.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165960569077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011954608 + ... + 1011954771.

It is an arithmetic number, because the mean of its divisors is an integer number (31876572735).

Almost surely, 2^165960569078 is an apocalyptic number.

165960569078 is a deficient number, since it is larger than the sum of its proper divisors (89052012802).

165960569078 is a wasteful number, since it uses less digits than its factorization.

165960569078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2023909422.

The product of its (nonzero) digits is 24494400, while the sum is 62.

The spelling of 165960569078 in words is "one hundred sixty-five billion, nine hundred sixty million, five hundred sixty-nine thousand, seventy-eight".