150697689 has 8 divisors (see below), whose sum is σ = 201013152. Its totient is φ = 100423680.

The previous prime is 150697669. The next prime is 150697691. The reversal of 150697689 is 986796051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-150697689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (150697669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552 + ... + 17369.

It is an arithmetic number, because the mean of its divisors is an integer number (25126644).

Almost surely, 2^150697689 is an apocalyptic number.

It is an amenable number.

150697689 is a deficient number, since it is larger than the sum of its proper divisors (50315463).

150697689 is a wasteful number, since it uses less digits than its factorization.

150697689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20727.

The product of its (nonzero) digits is 816480, while the sum is 51.

The square root of 150697689 is about 12275.8987043719. The cubic root of 150697689 is about 532.1517942204.

The spelling of 150697689 in words is "one hundred fifty million, six hundred ninety-seven thousand, six hundred eighty-nine".