677556342 has 48 divisors (see below), whose sum is σ = 1485151200. Its totient is φ = 223236096.

The previous prime is 677556329. The next prime is 677556343. The reversal of 677556342 is 243655776.

677556342 is a `hidden beast` number, since 6 + 7 + 7 + 5 + 5 + 634 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677556343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 688783 + ... + 689765.

It is an arithmetic number, because the mean of its divisors is an integer number (30940650).

Almost surely, 2^677556342 is an apocalyptic number.

677556342 is an abundant number, since it is smaller than the sum of its proper divisors (807594858).

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

677556342 is a wasteful number, since it uses less digits than its factorization.

677556342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397 (or 1394 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 45.

The square root of 677556342 is about 26029.9124470291. The cubic root of 677556342 is about 878.3113026563.

The spelling of 677556342 in words is "six hundred seventy-seven million, five hundred fifty-six thousand, three hundred forty-two".