165414270559 has 4 divisors (see below), whose sum is σ = 165446413704. Its totient is φ = 165382127416.

The previous prime is 165414270547. The next prime is 165414270583. The reversal of 165414270559 is 955072414561.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-165414270559 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 (165414273559) 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, 16063852 + ... + 16074145.

It is an arithmetic number, because the mean of its divisors is an integer number (41361603426).

Almost surely, 2^165414270559 is an apocalyptic number.

165414270559 is a deficient number, since it is larger than the sum of its proper divisors (32143145).

165414270559 is an equidigital number, since it uses as much as digits as its factorization.

165414270559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32143144.

The product of its (nonzero) digits is 1512000, while the sum is 49.

The spelling of 165414270559 in words is "one hundred sixty-five billion, four hundred fourteen million, two hundred seventy thousand, five hundred fifty-nine".