677432995 has 8 divisors (see below), whose sum is σ = 817788384. Its totient is φ = 538700544.

The previous prime is 677432993. The next prime is 677433059. The reversal of 677432995 is 599234776.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 677432995 - 2¹ = 677432993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (677432993) 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 7 ways as a sum of consecutive naturals, for example, 404814 + ... + 406483.

It is an arithmetic number, because the mean of its divisors is an integer number (102223548).

Almost surely, 2^677432995 is an apocalyptic number.

677432995 is a deficient number, since it is larger than the sum of its proper divisors (140355389).

677432995 is a wasteful number, since it uses less digits than its factorization.

677432995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811469.

The product of its digits is 2857680, while the sum is 52.

The square root of 677432995 is about 26027.5430073605. The cubic root of 677432995 is about 878.2580014854.

The spelling of 677432995 in words is "six hundred seventy-seven million, four hundred thirty-two thousand, nine hundred ninety-five".