2551225634 has 16 divisors (see below), whose sum is σ = 3886323840. Its totient is φ = 1255934400.

The previous prime is 2551225601. The next prime is 2551225639. The reversal of 2551225634 is 4365221552.

It is a junction number, because it is equal to n+sod(n) for n = 2551225594 and 2551225603.

It is not an unprimeable number, because it can be changed into a prime (2551225639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3254 + ... + 71505.

It is an arithmetic number, because the mean of its divisors is an integer number (242895240).

Almost surely, 2^2551225634 is an apocalyptic number.

2551225634 is a deficient number, since it is larger than the sum of its proper divisors (1335098206).

2551225634 is a wasteful number, since it uses less digits than its factorization.

2551225634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75025.

The product of its digits is 72000, while the sum is 35.

The square root of 2551225634 is about 50509.6588188833. The cubic root of 2551225634 is about 1366.4160563544.

The spelling of 2551225634 in words is "two billion, five hundred fifty-one million, two hundred twenty-five thousand, six hundred thirty-four".