150927686979169 has 3 divisors (see below), whose sum is σ = 150927699264433. Its totient is φ = 150927674693906.

The previous prime is 150927686979103. The next prime is 150927686979263. The reversal of 150927686979169 is 961979686729051.

The square root of 150927686979169 is 12285263.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 150927686979169 - 2¹¹ = 150927686977121 is a prime.

It is a super-2 number, since 2×150927686979169² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150927686979469) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6142632 + ... + 18427894.

Almost surely, 2^{150927686979169} is an apocalyptic number.

150927686979169 is the 12285263-rd square number.

150927686979169 is the 6142632-nd centered octagonal number.

It is an amenable number.

150927686979169 is a deficient number, since it is larger than the sum of its proper divisors (12285264).

150927686979169 is an frugal number, since it uses more digits than its factorization.

150927686979169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24570526 (or 12285263 counting only the distinct ones).

The product of its (nonzero) digits is 5555329920, while the sum is 85.

The spelling of 150927686979169 in words is "one hundred fifty trillion, nine hundred twenty-seven billion, six hundred eighty-six million, nine hundred seventy-nine thousand, one hundred sixty-nine".