150661500 has 192 divisors, whose sum is σ = 500677632. Its totient is φ = 34848000.

The previous prime is 150661481. The next prime is 150661513. The reversal of 150661500 is 5166051.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 379302 + ... + 379698.

It is an arithmetic number, because the mean of its divisors is an integer number (2607696).

Almost surely, 2^150661500 is an apocalyptic number.

150661500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150661500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250338816).

150661500 is an abundant number, since it is smaller than the sum of its proper divisors (350016132).

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

150661500 is a wasteful number, since it uses less digits than its factorization.

150661500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453 (or 441 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 150661500 is about 12274.4246300998. The cubic root of 150661500 is about 532.1091932949.

The spelling of 150661500 in words is "one hundred fifty million, six hundred sixty-one thousand, five hundred".