11453631642256 has 10 divisors (see below), whose sum is σ = 22191411306902. Its totient is φ = 5726815821120.

The previous prime is 11453631642241. The next prime is 11453631642269. The reversal of 11453631642256 is 65224613635411.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8568593510656 + 2885038131600 = 2927216^2 + 1698540^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357925988805 + ... + 357925988836.

Almost surely, 2^{11453631642256} is an apocalyptic number.

11453631642256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11453631642256 is a deficient number, since it is larger than the sum of its proper divisors (10737779664646).

11453631642256 is an equidigital number, since it uses as much as digits as its factorization.

11453631642256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715851977649 (or 715851977643 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 49.

The spelling of 11453631642256 in words is "eleven trillion, four hundred fifty-three billion, six hundred thirty-one million, six hundred forty-two thousand, two hundred fifty-six".