2425221455 has 4 divisors (see below), whose sum is σ = 2910265752. Its totient is φ = 1940177160.

The previous prime is 2425221437. The next prime is 2425221467. The reversal of 2425221455 is 5541225242.

2425221455 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2425221455 - 2⁶ = 2425221391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242522141 + ... + 242522150.

It is an arithmetic number, because the mean of its divisors is an integer number (727566438).

Almost surely, 2^2425221455 is an apocalyptic number.

2425221455 is a deficient number, since it is larger than the sum of its proper divisors (485044297).

2425221455 is an equidigital number, since it uses as much as digits as its factorization.

2425221455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485044296.

The product of its digits is 32000, while the sum is 32.

The square root of 2425221455 is about 49246.5374924979. The cubic root of 2425221455 is about 1343.5395866536.

Adding to 2425221455 its reverse (5541225242), we get a palindrome (7966446697).

The spelling of 2425221455 in words is "two billion, four hundred twenty-five million, two hundred twenty-one thousand, four hundred fifty-five".