461456211066442 has 32 divisors (see below), whose sum is σ = 704305266734160. Its totient is φ = 226696123630080.

The previous prime is 461456211066379. The next prime is 461456211066491. The reversal of 461456211066442 is 244660112654164.

It can be written as a sum of positive squares in 8 ways, for example, as 34658170120161 + 426798040946281 = 5887119^2 + 20659091^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 461456211066442.

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 15 ways as a sum of consecutive naturals, for example, 5691539208 + ... + 5691620284.

Almost surely, 2^{461456211066442} is an apocalyptic number.

461456211066442 is a deficient number, since it is larger than the sum of its proper divisors (242849055667718).

461456211066442 is a wasteful number, since it uses less digits than its factorization.

461456211066442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131866.

The product of its (nonzero) digits is 6635520, while the sum is 52.

The spelling of 461456211066442 in words is "four hundred sixty-one trillion, four hundred fifty-six billion, two hundred eleven million, sixty-six thousand, four hundred forty-two".