461362357789 has 4 divisors (see below), whose sum is σ = 461413623580. Its totient is φ = 461311092000.

The previous prime is 461362357769. The next prime is 461362357811. The reversal of 461362357789 is 987753263164.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 269093262564 + 192269095225 = 518742^2 + 438485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461362357789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461362357739) 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 3 ways as a sum of consecutive naturals, for example, 25619394 + ... + 25637395.

It is an arithmetic number, because the mean of its divisors is an integer number (115353405895).

Almost surely, 2^461362357789 is an apocalyptic number.

It is an amenable number.

461362357789 is a deficient number, since it is larger than the sum of its proper divisors (51265791).

461362357789 is an equidigital number, since it uses as much as digits as its factorization.

461362357789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51265790.

The product of its digits is 45722880, while the sum is 61.

The spelling of 461362357789 in words is "four hundred sixty-one billion, three hundred sixty-two million, three hundred fifty-seven thousand, seven hundred eighty-nine".