461971169255 has 8 divisors (see below), whose sum is σ = 560594228400. Its totient is φ = 365424385216.

The previous prime is 461971169227. The next prime is 461971169269. The reversal of 461971169255 is 552961179164.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 461971169255 - 2¹⁰ = 461971168231 is a prime.

It is a super-2 number, since 2×461971169255² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 461971169255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 519068285 + ... + 519069174.

It is an arithmetic number, because the mean of its divisors is an integer number (70074278550).

Almost surely, 2^461971169255 is an apocalyptic number.

461971169255 is a deficient number, since it is larger than the sum of its proper divisors (98623059145).

461971169255 is a wasteful number, since it uses less digits than its factorization.

461971169255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038137553.

The product of its digits is 4082400, while the sum is 56.

Subtracting 461971169255 from its reverse (552961179164), we obtain a palindrome (90990009909).

The spelling of 461971169255 in words is "four hundred sixty-one billion, nine hundred seventy-one million, one hundred sixty-nine thousand, two hundred fifty-five".