2425501555 has 4 divisors (see below), whose sum is σ = 2910601872. Its totient is φ = 1940401240.

The previous prime is 2425501523. The next prime is 2425501579. The reversal of 2425501555 is 5551055242.

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

It is not a de Polignac number, because 2425501555 - 2⁵ = 2425501523 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2425501555.

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, 242550151 + ... + 242550160.

It is an arithmetic number, because the mean of its divisors is an integer number (727650468).

Almost surely, 2^2425501555 is an apocalyptic number.

2425501555 is a deficient number, since it is larger than the sum of its proper divisors (485100317).

2425501555 is an equidigital number, since it uses as much as digits as its factorization.

2425501555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485100316.

The product of its (nonzero) digits is 50000, while the sum is 34.

The square root of 2425501555 is about 49249.3812651489. The cubic root of 2425501555 is about 1343.5913085215.

Adding to 2425501555 its reverse (5551055242), we get a palindrome (7976556797).

The spelling of 2425501555 in words is "two billion, four hundred twenty-five million, five hundred one thousand, five hundred fifty-five".