677500667467 has 4 divisors (see below), whose sum is σ = 729616103440. Its totient is φ = 625385231496.

The previous prime is 677500667447. The next prime is 677500667483. The reversal of 677500667467 is 764766005776.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-677500667467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (677500667447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26057717967 + ... + 26057717992.

It is an arithmetic number, because the mean of its divisors is an integer number (182404025860).

Almost surely, 2^677500667467 is an apocalyptic number.

677500667467 is a deficient number, since it is larger than the sum of its proper divisors (52115435973).

677500667467 is a wasteful number, since it uses less digits than its factorization.

677500667467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52115435972.

The product of its (nonzero) digits is 62233920, while the sum is 61.

The spelling of 677500667467 in words is "six hundred seventy-seven billion, five hundred million, six hundred sixty-seven thousand, four hundred sixty-seven".