150455556 has 60 divisors (see below), whose sum is σ = 395206812. Its totient is φ = 49911552.

The previous prime is 150455531. The next prime is 150455561. The reversal of 150455556 is 655554051.

150455556 is a `hidden beast` number, since 1 + 50 + 4 + 55 + 556 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 69455556 + 81000000 = 8334^2 + 9000^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 150455556.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 74496 + ... + 76488.

Almost surely, 2^150455556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150455556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197603406).

150455556 is an abundant number, since it is smaller than the sum of its proper divisors (244751256).

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

150455556 is a wasteful number, since it uses less digits than its factorization.

150455556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2242 (or 2231 counting only the distinct ones).

The product of its (nonzero) digits is 75000, while the sum is 36.

The square root of 150455556 is about 12266.0326104246. The cubic root of 150455556 is about 531.8666304078.

The spelling of 150455556 in words is "one hundred fifty million, four hundred fifty-five thousand, five hundred fifty-six".