165227702213 has 16 divisors (see below), whose sum is σ = 191753966976. Its totient is φ = 139438817280.

The previous prime is 165227702209. The next prime is 165227702219. The reversal of 165227702213 is 312207722561.

It is not a de Polignac number, because 165227702213 - 2² = 165227702209 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 (165227702219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8645 + ... + 574917.

It is an arithmetic number, because the mean of its divisors is an integer number (11984622936).

Almost surely, 2^165227702213 is an apocalyptic number.

It is an amenable number.

165227702213 is a deficient number, since it is larger than the sum of its proper divisors (26526264763).

165227702213 is an equidigital number, since it uses as much as digits as its factorization.

165227702213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566924.

The product of its (nonzero) digits is 70560, while the sum is 38.

The spelling of 165227702213 in words is "one hundred sixty-five billion, two hundred twenty-seven million, seven hundred two thousand, two hundred thirteen".