165322730276 has 36 divisors (see below), whose sum is σ = 318042563244. Its totient is φ = 75138328320.

The previous prime is 165322730267. The next prime is 165322730291. The reversal of 165322730276 is 672037223561.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 85614760000 + 79707970276 = 292600^2 + 282326^2 .

It is a super-2 number, since 2×165322730276² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7024160 + ... + 7047656.

Almost surely, 2^165322730276 is an apocalyptic number.

It is an amenable number.

165322730276 is a deficient number, since it is larger than the sum of its proper divisors (152719832968).

165322730276 is a wasteful number, since it uses less digits than its factorization.

165322730276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38060 (or 38047 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 44.

It can be divided in two parts, 165322 and 730276, that added together give a palindrome (895598).

The spelling of 165322730276 in words is "one hundred sixty-five billion, three hundred twenty-two million, seven hundred thirty thousand, two hundred seventy-six".