201505124150 has 96 divisors (see below), whose sum is σ = 432649451520. Its totient is φ = 69053904000.

The previous prime is 201505124141. The next prime is 201505124173. The reversal of 201505124150 is 51421505102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1945472 + ... + 2046428.

It is an arithmetic number, because the mean of its divisors is an integer number (4506765120).

Almost surely, 2^201505124150 is an apocalyptic number.

201505124150 is an abundant number, since it is smaller than the sum of its proper divisors (231144327370).

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

201505124150 is a wasteful number, since it uses less digits than its factorization.

201505124150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101190 (or 101185 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

Adding to 201505124150 its reverse (51421505102), we get a palindrome (252926629252).

The spelling of 201505124150 in words is "two hundred one billion, five hundred five million, one hundred twenty-four thousand, one hundred fifty".