305203240150 has 24 divisors (see below), whose sum is σ = 567695339280. Its totient is φ = 122077572960.

The previous prime is 305203240099. The next prime is 305203240163. The reversal of 305203240150 is 51042302503.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2052516 + ... + 2196184.

It is an arithmetic number, because the mean of its divisors is an integer number (23653972470).

Almost surely, 2^305203240150 is an apocalyptic number.

305203240150 is a deficient number, since it is larger than the sum of its proper divisors (262492099130).

305203240150 is a wasteful number, since it uses less digits than its factorization.

305203240150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186168 (or 186163 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 305203240150 its reverse (51042302503), we get a palindrome (356245542653).

The spelling of 305203240150 in words is "three hundred five billion, two hundred three million, two hundred forty thousand, one hundred fifty".