165672167206 has 64 divisors (see below), whose sum is σ = 318627509760. Its totient is φ = 62858154240.

The previous prime is 165672167197. The next prime is 165672167207. The reversal of 165672167206 is 602761276561.

It is a self number, because there is not a number n which added to its sum of digits gives 165672167206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165672167207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 252105 + ... + 628411.

It is an arithmetic number, because the mean of its divisors is an integer number (4978554840).

Almost surely, 2^165672167206 is an apocalyptic number.

165672167206 is a deficient number, since it is larger than the sum of its proper divisors (152955342554).

165672167206 is a wasteful number, since it uses less digits than its factorization.

165672167206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376429.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 165672167206 in words is "one hundred sixty-five billion, six hundred seventy-two million, one hundred sixty-seven thousand, two hundred six".