677152988 has 12 divisors (see below), whose sum is σ = 1190105280. Its totient is φ = 337122912.

The previous prime is 677152981. The next prime is 677152991. The reversal of 677152988 is 889251776.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677152981) 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 3 ways as a sum of consecutive naturals, for example, 362348 + ... + 364211.

It is an arithmetic number, because the mean of its divisors is an integer number (99175440).

Almost surely, 2^677152988 is an apocalyptic number.

It is an amenable number.

677152988 is a deficient number, since it is larger than the sum of its proper divisors (512952292).

677152988 is a wasteful number, since it uses less digits than its factorization.

677152988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726796 (or 726794 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 53.

The square root of 677152988 is about 26022.1633996868. The cubic root of 677152988 is about 878.1369797853.

The spelling of 677152988 in words is "six hundred seventy-seven million, one hundred fifty-two thousand, nine hundred eighty-eight".