150055554 has 16 divisors (see below), whose sum is σ = 327394080. Its totient is φ = 45471360.

The previous prime is 150055553. The next prime is 150055567. The reversal of 150055554 is 455550051.

It is not an unprimeable number, because it can be changed into a prime (150055553) 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, 1136719 + ... + 1136850.

It is an arithmetic number, because the mean of its divisors is an integer number (20462130).

Almost surely, 2^150055554 is an apocalyptic number.

150055554 is an abundant number, since it is smaller than the sum of its proper divisors (177338526).

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

150055554 is a wasteful number, since it uses less digits than its factorization.

150055554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273585.

The product of its (nonzero) digits is 12500, while the sum is 30.

The square root of 150055554 is about 12249.7164865151. The cubic root of 150055554 is about 531.3948708664.

The spelling of 150055554 in words is "one hundred fifty million, fifty-five thousand, five hundred fifty-four".