150305064520 has 96 divisors (see below), whose sum is σ = 366590577600. Its totient is φ = 55438346496.

The previous prime is 150305064493. The next prime is 150305064527. The reversal of 150305064520 is 25460503051.

It is a super-2 number, since 2×150305064520² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (150305064527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6633771 + ... + 6656389.

It is an arithmetic number, because the mean of its divisors is an integer number (3818651850).

Almost surely, 2^150305064520 is an apocalyptic number.

150305064520 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 150305064520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183295288800).

150305064520 is an abundant number, since it is smaller than the sum of its proper divisors (216285513080).

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

150305064520 is a wasteful number, since it uses less digits than its factorization.

150305064520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23639 (or 23622 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 150305064520 its reverse (25460503051), we get a palindrome (175765567571).

The spelling of 150305064520 in words is "one hundred fifty billion, three hundred five million, sixty-four thousand, five hundred twenty".