4252421500305 has 16 divisors (see below), whose sum is σ = 7422408437184. Its totient is φ = 2061780121280.

The previous prime is 4252421500289. The next prime is 4252421500307. The reversal of 4252421500305 is 5030051242524.

It is a happy number.

It is not a de Polignac number, because 4252421500305 - 2⁴ = 4252421500289 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (4252421500307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12886125594 + ... + 12886125923.

It is an arithmetic number, because the mean of its divisors is an integer number (463900527324).

Almost surely, 2^{4252421500305} is an apocalyptic number.

It is an amenable number.

4252421500305 is a deficient number, since it is larger than the sum of its proper divisors (3169986936879).

4252421500305 is a wasteful number, since it uses less digits than its factorization.

4252421500305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25772251536.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 4252421500305 its reverse (5030051242524), we get a palindrome (9282472742829).

The spelling of 4252421500305 in words is "four trillion, two hundred fifty-two billion, four hundred twenty-one million, five hundred thousand, three hundred five".