150662661 has 4 divisors (see below), whose sum is σ = 200883552. Its totient is φ = 100441772.

The previous prime is 150662657. The next prime is 150662663. The reversal of 150662661 is 166266051.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 150662661 - 2² = 150662657 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150662663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25110441 + ... + 25110446.

It is an arithmetic number, because the mean of its divisors is an integer number (50220888).

Almost surely, 2^150662661 is an apocalyptic number.

It is an amenable number.

150662661 is a deficient number, since it is larger than the sum of its proper divisors (50220891).

150662661 is an equidigital number, since it uses as much as digits as its factorization.

150662661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50220890.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 150662661 is about 12274.4719234678. The cubic root of 150662661 is about 532.1105601055.

The spelling of 150662661 in words is "one hundred fifty million, six hundred sixty-two thousand, six hundred sixty-one".