150320520 has 96 divisors (see below), whose sum is σ = 558342720. Its totient is φ = 34358400.

The previous prime is 150320507. The next prime is 150320537. The reversal of 150320520 is 25023051.

It is a happy number.

150320520 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 150320493 and 150320502.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27306 + ... + 32345.

It is an arithmetic number, because the mean of its divisors is an integer number (5816070).

Almost surely, 2^150320520 is an apocalyptic number.

150320520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150320520 is an abundant number, since it is smaller than the sum of its proper divisors (408022200).

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

150320520 is a wasteful number, since it uses less digits than its factorization.

150320520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59675 (or 59668 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 150320520 is about 12260.5269054800. The cubic root of 150320520 is about 531.7074634933.

Adding to 150320520 its reverse (25023051), we get a palindrome (175343571).

The spelling of 150320520 in words is "one hundred fifty million, three hundred twenty thousand, five hundred twenty".