677954972 has 6 divisors (see below), whose sum is σ = 1186421208. Its totient is φ = 338977484.

The previous prime is 677954971. The next prime is 677954987. The reversal of 677954972 is 279459776.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677954971) 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 as a sum of consecutive naturals, namely, 84744368 + ... + 84744375.

It is an arithmetic number, because the mean of its divisors is an integer number (197736868).

Almost surely, 2^677954972 is an apocalyptic number.

It is an amenable number.

677954972 is a deficient number, since it is larger than the sum of its proper divisors (508466236).

677954972 is a wasteful number, since it uses less digits than its factorization.

677954972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169488747 (or 169488745 counting only the distinct ones).

The product of its digits is 6667920, while the sum is 56.

The square root of 677954972 is about 26037.5684732657. The cubic root of 677954972 is about 878.4835159333.

The spelling of 677954972 in words is "six hundred seventy-seven million, nine hundred fifty-four thousand, nine hundred seventy-two".