2255431322402 has 8 divisors (see below), whose sum is σ = 3402702747036. Its totient is φ = 1121197073392.

The previous prime is 2255431322341. The next prime is 2255431322423. The reversal of 2255431322402 is 2042231345522.

It can be written as a sum of positive squares in 2 ways, for example, as 2144523007561 + 110908314841 = 1464419^2 + 333029^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3259293473 + ... + 3259294164.

Almost surely, 2^{2255431322402} is an apocalyptic number.

2255431322402 is a deficient number, since it is larger than the sum of its proper divisors (1147271424634).

2255431322402 is a wasteful number, since it uses less digits than its factorization.

2255431322402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6518587812.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 2255431322402 its reverse (2042231345522), we get a palindrome (4297662667924).

The spelling of 2255431322402 in words is "two trillion, two hundred fifty-five billion, four hundred thirty-one million, three hundred twenty-two thousand, four hundred two".