2421544245 has 8 divisors (see below), whose sum is σ = 3874470816. Its totient is φ = 1291490256.

The previous prime is 2421544231. The next prime is 2421544253. The reversal of 2421544245 is 5424451242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2421544245 - 2⁷ = 2421544117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80718127 + ... + 80718156.

It is an arithmetic number, because the mean of its divisors is an integer number (484308852).

Almost surely, 2^2421544245 is an apocalyptic number.

It is an amenable number.

2421544245 is a deficient number, since it is larger than the sum of its proper divisors (1452926571).

2421544245 is a wasteful number, since it uses less digits than its factorization.

2421544245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161436291.

The product of its digits is 51200, while the sum is 33.

The square root of 2421544245 is about 49209.1886236707. The cubic root of 2421544245 is about 1342.8602017839.

Adding to 2421544245 its reverse (5424451242), we get a palindrome (7845995487).

The spelling of 2421544245 in words is "two billion, four hundred twenty-one million, five hundred forty-four thousand, two hundred forty-five".