151661328 has 80 divisors (see below), whose sum is σ = 482219136. Its totient is φ = 39997440.

The previous prime is 151661309. The next prime is 151661351. The reversal of 151661328 is 823166151.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12993 + ... + 21728.

Almost surely, 2^151661328 is an apocalyptic number.

It is an amenable number.

151661328 is an abundant number, since it is smaller than the sum of its proper divisors (330557808).

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

151661328 is a wasteful number, since it uses less digits than its factorization.

151661328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34752 (or 34746 counting only the distinct ones).

The product of its digits is 8640, while the sum is 33.

The square root of 151661328 is about 12315.0853833824. The cubic root of 151661328 is about 533.2836696811.

The spelling of 151661328 in words is "one hundred fifty-one million, six hundred sixty-one thousand, three hundred twenty-eight".