221413353462634 has 16 divisors (see below), whose sum is σ = 334002367948320. Its totient is φ = 110080995781680.

The previous prime is 221413353462607. The next prime is 221413353462659. The reversal of 221413353462634 is 436264353314122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440990869 + ... + 441492664.

It is an arithmetic number, because the mean of its divisors is an integer number (20875147996770).

Almost surely, 2^{221413353462634} is an apocalyptic number.

221413353462634 is a deficient number, since it is larger than the sum of its proper divisors (112589014485686).

221413353462634 is a wasteful number, since it uses less digits than its factorization.

221413353462634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882484245.

The product of its digits is 7464960, while the sum is 49.

The spelling of 221413353462634 in words is "two hundred twenty-one trillion, four hundred thirteen billion, three hundred fifty-three million, four hundred sixty-two thousand, six hundred thirty-four".