165704138150 has 12 divisors (see below), whose sum is σ = 308209697052. Its totient is φ = 66281655240.

The previous prime is 165704138137. The next prime is 165704138207. The reversal of 165704138150 is 51831407561.

It is a super-2 number, since 2×165704138150² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 165704138098 and 165704138107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1657041332 + ... + 1657041431.

It is an arithmetic number, because the mean of its divisors is an integer number (25684141421).

Almost surely, 2^165704138150 is an apocalyptic number.

165704138150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165704138150 is a deficient number, since it is larger than the sum of its proper divisors (142505558902).

165704138150 is a wasteful number, since it uses less digits than its factorization.

165704138150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314082775 (or 3314082770 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 41.

The spelling of 165704138150 in words is "one hundred sixty-five billion, seven hundred four million, one hundred thirty-eight thousand, one hundred fifty".