677044047 has 4 divisors (see below), whose sum is σ = 902725400. Its totient is φ = 451362696.

The previous prime is 677044033. The next prime is 677044087. The reversal of 677044047 is 740440776.

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

It is not a de Polignac number, because 677044047 - 2⁷ = 677043919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 677043996 and 677044014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677044007) 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, 112840672 + ... + 112840677.

It is an arithmetic number, because the mean of its divisors is an integer number (225681350).

Almost surely, 2^677044047 is an apocalyptic number.

677044047 is a deficient number, since it is larger than the sum of its proper divisors (225681353).

677044047 is a wasteful number, since it uses less digits than its factorization.

677044047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225681352.

The product of its (nonzero) digits is 131712, while the sum is 39.

The square root of 677044047 is about 26020.0700806128. The cubic root of 677044047 is about 878.0898854294.

The spelling of 677044047 in words is "six hundred seventy-seven million, forty-four thousand, forty-seven".