164263527 has 12 divisors (see below), whose sum is σ = 237900520. Its totient is φ = 109217808.

The previous prime is 164263523. The next prime is 164263529. The reversal of 164263527 is 725362461.

164263527 is a `hidden beast` number, since 1 + 642 + 6 + 3 + 5 + 2 + 7 = 666.

It is not a de Polignac number, because 164263527 - 2² = 164263523 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 164263491 and 164263500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164263523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20668 + ... + 27489.

Almost surely, 2^164263527 is an apocalyptic number.

164263527 is a deficient number, since it is larger than the sum of its proper divisors (73636993).

164263527 is a wasteful number, since it uses less digits than its factorization.

164263527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48542 (or 48539 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 164263527 is about 12816.5333456438. The cubic root of 164263527 is about 547.6633952799.

The spelling of 164263527 in words is "one hundred sixty-four million, two hundred sixty-three thousand, five hundred twenty-seven".