461766671 has 4 divisors (see below), whose sum is σ = 486070200. Its totient is φ = 437463144.

The previous prime is 461766667. The next prime is 461766677. The reversal of 461766671 is 176667164.

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

It is not a de Polignac number, because 461766671 - 2² = 461766667 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 (461766677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12151736 + ... + 12151773.

It is an arithmetic number, because the mean of its divisors is an integer number (121517550).

Almost surely, 2^461766671 is an apocalyptic number.

461766671 is a deficient number, since it is larger than the sum of its proper divisors (24303529).

461766671 is a wasteful number, since it uses less digits than its factorization.

461766671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24303528.

The product of its digits is 254016, while the sum is 44.

The square root of 461766671 is about 21488.7568509674. The cubic root of 461766671 is about 772.9312407356.

The spelling of 461766671 in words is "four hundred sixty-one million, seven hundred sixty-six thousand, six hundred seventy-one".