489112946631 has 12 divisors (see below), whose sum is σ = 707460330408. Its totient is φ = 325630443024.

The previous prime is 489112946503. The next prime is 489112946657. The reversal of 489112946631 is 136649211984.

489112946631 is a `hidden beast` number, since 48 + 91 + 1 + 29 + 466 + 31 = 666.

It is not a de Polignac number, because 489112946631 - 2⁷ = 489112946503 is a prime.

It is a super-2 number, since 2×489112946631² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489112946671) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37064265 + ... + 37077458.

It is an arithmetic number, because the mean of its divisors is an integer number (58955027534).

Almost surely, 2^489112946631 is an apocalyptic number.

489112946631 is a deficient number, since it is larger than the sum of its proper divisors (218347383777).

489112946631 is a wasteful number, since it uses less digits than its factorization.

489112946631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74142462 (or 74142459 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 54.

The spelling of 489112946631 in words is "four hundred eighty-nine billion, one hundred twelve million, nine hundred forty-six thousand, six hundred thirty-one".