165424001144 has 16 divisors (see below), whose sum is σ = 326494739400. Its totient is φ = 78358737312.

The previous prime is 165424001137. The next prime is 165424001167. The reversal of 165424001144 is 441100424561.

It is a super-2 number, since 2×165424001144² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 165424001144.

It is a congruent 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, 544157747 + ... + 544158050.

Almost surely, 2^165424001144 is an apocalyptic number.

It is an amenable number.

165424001144 is a deficient number, since it is larger than the sum of its proper divisors (161070738256).

165424001144 is a wasteful number, since it uses less digits than its factorization.

165424001144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088315822 (or 1088315818 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The spelling of 165424001144 in words is "one hundred sixty-five billion, four hundred twenty-four million, one thousand, one hundred forty-four".