461457541344751 has 4 divisors (see below), whose sum is σ = 527380047251152. Its totient is φ = 395535035438352.

The previous prime is 461457541344749. The next prime is 461457541344757. The reversal of 461457541344751 is 157443145754164.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 461457541344751 - 2¹ = 461457541344749 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 461457541344751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461457541344757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32961252953190 + ... + 32961252953203.

It is an arithmetic number, because the mean of its divisors is an integer number (131845011812788).

Almost surely, 2^{461457541344751} is an apocalyptic number.

461457541344751 is a deficient number, since it is larger than the sum of its proper divisors (65922505906401).

461457541344751 is an equidigital number, since it uses as much as digits as its factorization.

461457541344751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65922505906400.

The product of its digits is 112896000, while the sum is 61.

The spelling of 461457541344751 in words is "four hundred sixty-one trillion, four hundred fifty-seven billion, five hundred forty-one million, three hundred forty-four thousand, seven hundred fifty-one".