305024020142 has 4 divisors (see below), whose sum is σ = 457536030216. Its totient is φ = 152512010070.

The previous prime is 305024020117. The next prime is 305024020163. The reversal of 305024020142 is 241020420503.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76256005034 + ... + 76256005037.

It is an arithmetic number, because the mean of its divisors is an integer number (114384007554).

Almost surely, 2^305024020142 is an apocalyptic number.

305024020142 is a deficient number, since it is larger than the sum of its proper divisors (152512010074).

305024020142 is a wasteful number, since it uses less digits than its factorization.

305024020142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152512010073.

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 305024020142 its reverse (241020420503), we get a palindrome (546044440645).

The spelling of 305024020142 in words is "three hundred five billion, twenty-four million, twenty thousand, one hundred forty-two".