150661332 has 18 divisors (see below), whose sum is σ = 380838458. Its totient is φ = 50220432.

The previous prime is 150661319. The next prime is 150661337. The reversal of 150661332 is 233166051.

150661332 is a `hidden beast` number, since 15 + 0 + 6 + 613 + 32 = 666.

It can be written as a sum of positive squares in only one way, i.e., 76632516 + 74028816 = 8754^2 + 8604^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 150661296 and 150661305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150661337) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2092483 + ... + 2092554.

Almost surely, 2^150661332 is an apocalyptic number.

150661332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

150661332 is an abundant number, since it is smaller than the sum of its proper divisors (230177126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

150661332 is a wasteful number, since it uses less digits than its factorization.

150661332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4185047 (or 4185042 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 150661332 is about 12274.4177865999. The cubic root of 150661332 is about 532.1089955130.

The spelling of 150661332 in words is "one hundred fifty million, six hundred sixty-one thousand, three hundred thirty-two".