489684468537 has 24 divisors (see below), whose sum is σ = 783140797920. Its totient is φ = 292348932480.

The previous prime is 489684468527. The next prime is 489684468547. The reversal of 489684468537 is 735864486984.

489684468537 is a `hidden beast` number, since 4 + 8 + 9 + 6 + 84 + 4 + 6 + 8 + 537 = 666.

It is an interprime number because it is at equal distance from previous prime (489684468527) and next prime (489684468547).

It is not a de Polignac number, because 489684468537 - 2⁷ = 489684468409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (489684468527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36906112 + ... + 36919377.

It is an arithmetic number, because the mean of its divisors is an integer number (32630866580).

Almost surely, 2^489684468537 is an apocalyptic number.

It is an amenable number.

489684468537 is a deficient number, since it is larger than the sum of its proper divisors (293456329383).

489684468537 is a wasteful number, since it uses less digits than its factorization.

489684468537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73825573 (or 73825570 counting only the distinct ones).

The product of its digits is 1114767360, while the sum is 72.

The spelling of 489684468537 in words is "four hundred eighty-nine billion, six hundred eighty-four million, four hundred sixty-eight thousand, five hundred thirty-seven".