461336540066442 has 24 divisors (see below), whose sum is σ = 1002080293174116. Its totient is φ = 153391494427776.

The previous prime is 461336540066429. The next prime is 461336540066449. The reversal of 461336540066442 is 244660045633164.

461336540066442 is a `hidden beast` number, since 4 + 6 + 1 + 3 + 36 + 540 + 0 + 6 + 64 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 432476984958561 + 28859555107881 = 20796081^2 + 5372109^2 .

It is not an unprimeable number, because it can be changed into a prime (461336540066449) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 32279347743 + ... + 32279362034.

Almost surely, 2^{461336540066442} is an apocalyptic number.

461336540066442 is an abundant number, since it is smaller than the sum of its proper divisors (540743753107674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

461336540066442 is a wasteful number, since it uses less digits than its factorization.

461336540066442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64558710182 (or 64558710179 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 54.

The spelling of 461336540066442 in words is "four hundred sixty-one trillion, three hundred thirty-six billion, five hundred forty million, sixty-six thousand, four hundred forty-two".