676734673428 has 96 divisors (see below), whose sum is σ = 1914164999040. Its totient is φ = 205053120000.

The previous prime is 676734673421. The next prime is 676734673451. The reversal of 676734673428 is 824376437676.

676734673428 is a `hidden beast` number, since 6 + 76 + 73 + 4 + 6 + 73 + 428 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676734673421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20870028 + ... + 20902428.

It is an arithmetic number, because the mean of its divisors is an integer number (19939218740).

Almost surely, 2^676734673428 is an apocalyptic number.

It is an amenable number.

676734673428 is an abundant number, since it is smaller than the sum of its proper divisors (1237430325612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

676734673428 is a wasteful number, since it uses less digits than its factorization.

676734673428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50006 (or 49998 counting only the distinct ones).

The product of its digits is 170698752, while the sum is 63.

The spelling of 676734673428 in words is "six hundred seventy-six billion, seven hundred thirty-four million, six hundred seventy-three thousand, four hundred twenty-eight".