150506644 has 24 divisors (see below), whose sum is σ = 284148648. Its totient is φ = 69488640.

The previous prime is 150506617. The next prime is 150506647. The reversal of 150506644 is 446605051.

It can be written as a sum of positive squares in 4 ways, for example, as 10368400 + 140138244 = 3220^2 + 11838^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150506647) 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, 17277 + ... + 24484.

It is an arithmetic number, because the mean of its divisors is an integer number (11839527).

Almost surely, 2^150506644 is an apocalyptic number.

It is an amenable number.

150506644 is a deficient number, since it is larger than the sum of its proper divisors (133642004).

150506644 is a wasteful number, since it uses less digits than its factorization.

150506644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41835 (or 41833 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 150506644 is about 12268.1149326211. The cubic root of 150506644 is about 531.9268229950.

The spelling of 150506644 in words is "one hundred fifty million, five hundred six thousand, six hundred forty-four".