165001111606 has 8 divisors (see below), whose sum is σ = 247504891104. Its totient is φ = 82499481240.

The previous prime is 165001111567. The next prime is 165001111607. The reversal of 165001111606 is 606111100561.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165001111607) 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, 329230 + ... + 662113.

It is an arithmetic number, because the mean of its divisors is an integer number (30938111388).

Almost surely, 2^165001111606 is an apocalyptic number.

165001111606 is a deficient number, since it is larger than the sum of its proper divisors (82503779498).

165001111606 is an equidigital number, since it uses as much as digits as its factorization.

165001111606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074566.

The product of its (nonzero) digits is 1080, while the sum is 28.

The spelling of 165001111606 in words is "one hundred sixty-five billion, one million, one hundred eleven thousand, six hundred six".