150538689 has 32 divisors (see below), whose sum is σ = 269879040. Its totient is φ = 80960256.

The previous prime is 150538679. The next prime is 150538699. The reversal of 150538689 is 986835051.

150538689 is a `hidden beast` number, since 1 + 50 + 538 + 68 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (150538679) and next prime (150538699).

It is not a de Polignac number, because 150538689 - 2⁸ = 150538433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (150538639) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20214 + ... + 26639.

It is an arithmetic number, because the mean of its divisors is an integer number (8433720).

Almost surely, 2^150538689 is an apocalyptic number.

It is an amenable number.

150538689 is a deficient number, since it is larger than the sum of its proper divisors (119340351).

150538689 is a wasteful number, since it uses less digits than its factorization.

150538689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46886 (or 46880 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 150538689 is about 12269.4208909793. The cubic root of 150538689 is about 531.9645719054.

The spelling of 150538689 in words is "one hundred fifty million, five hundred thirty-eight thousand, six hundred eighty-nine".