546489827631 has 24 divisors (see below), whose sum is σ = 861164568576. Its totient is φ = 331194770640.

The previous prime is 546489827621. The next prime is 546489827641. The reversal of 546489827631 is 136728984645.

546489827631 is a `hidden beast` number, since 5 + 4 + 6 + 489 + 82 + 76 + 3 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (546489827621) and next prime (546489827641).

It is not a de Polignac number, because 546489827631 - 2⁹ = 546489827119 is a prime.

It is a super-2 number, since 2×546489827631² (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 (546489827621) 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, 3580626 + ... + 3730128.

It is an arithmetic number, because the mean of its divisors is an integer number (35881857024).

Almost surely, 2^546489827631 is an apocalyptic number.

546489827631 is a deficient number, since it is larger than the sum of its proper divisors (314674740945).

546489827631 is a wasteful number, since it uses less digits than its factorization.

546489827631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186443 (or 186440 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 63.

The spelling of 546489827631 in words is "five hundred forty-six billion, four hundred eighty-nine million, eight hundred twenty-seven thousand, six hundred thirty-one".