461611201661411 has 4 divisors (see below), whose sum is σ = 461641123969032. Its totient is φ = 461581279353792.

The previous prime is 461611201661399. The next prime is 461611201661431. The reversal of 461611201661411 is 114166102116164.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461611201661411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461611201661431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14961130670 + ... + 14961161523.

It is an arithmetic number, because the mean of its divisors is an integer number (115410280992258).

Almost surely, 2^{461611201661411} is an apocalyptic number.

461611201661411 is a deficient number, since it is larger than the sum of its proper divisors (29922307621).

461611201661411 is a wasteful number, since it uses less digits than its factorization.

461611201661411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29922307620.

The product of its (nonzero) digits is 41472, while the sum is 41.

Adding to 461611201661411 its reverse (114166102116164), we get a palindrome (575777303777575).

The spelling of 461611201661411 in words is "four hundred sixty-one trillion, six hundred eleven billion, two hundred one million, six hundred sixty-one thousand, four hundred eleven".