4631166391831 has 8 divisors (see below), whose sum is σ = 5322003368864. Its totient is φ = 3947639859360.

The previous prime is 4631166391783. The next prime is 4631166391853. The reversal of 4631166391831 is 1381936611364.

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 4631166391831 - 2¹⁹ = 4631165867543 is a prime.

It is a super-2 number, since 2×4631166391831² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4631166391861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1827609780 + ... + 1827612313.

It is an arithmetic number, because the mean of its divisors is an integer number (665250421108).

Almost surely, 2^{4631166391831} is an apocalyptic number.

4631166391831 is a deficient number, since it is larger than the sum of its proper divisors (690836977033).

4631166391831 is a wasteful number, since it uses less digits than its factorization.

4631166391831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3655222281.

The product of its digits is 1679616, while the sum is 52.

The spelling of 4631166391831 in words is "four trillion, six hundred thirty-one billion, one hundred sixty-six million, three hundred ninety-one thousand, eight hundred thirty-one".