150165566 has 4 divisors (see below), whose sum is σ = 225248352. Its totient is φ = 75082782.

The previous prime is 150165541. The next prime is 150165601. The reversal of 150165566 is 665561051.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37541390 + ... + 37541393.

It is an arithmetic number, because the mean of its divisors is an integer number (56312088).

Almost surely, 2^150165566 is an apocalyptic number.

150165566 is a deficient number, since it is larger than the sum of its proper divisors (75082786).

150165566 is an equidigital number, since it uses as much as digits as its factorization.

150165566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75082785.

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 150165566 is about 12254.2060534332. The cubic root of 150165566 is about 531.5247017420.

The spelling of 150165566 in words is "one hundred fifty million, one hundred sixty-five thousand, five hundred sixty-six".