165156846436 has 12 divisors (see below), whose sum is σ = 289077002928. Its totient is φ = 82563417032.

The previous prime is 165156846391. The next prime is 165156846527. The reversal of 165156846436 is 634648651561.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3726766 + ... + 3770821.

It is an arithmetic number, because the mean of its divisors is an integer number (24089750244).

Almost surely, 2^165156846436 is an apocalyptic number.

It is an amenable number.

165156846436 is a deficient number, since it is larger than the sum of its proper divisors (123920156492).

165156846436 is a wasteful number, since it uses less digits than its factorization.

165156846436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7503098 (or 7503096 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 55.

The spelling of 165156846436 in words is "one hundred sixty-five billion, one hundred fifty-six million, eight hundred forty-six thousand, four hundred thirty-six".