677564741 has 8 divisors (see below), whose sum is σ = 774772224. Its totient is φ = 580460400.

The previous prime is 677564731. The next prime is 677564777. The reversal of 677564741 is 147465776.

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 677564741 - 2¹⁰ = 677563717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677564731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11150 + ... + 38463.

It is an arithmetic number, because the mean of its divisors is an integer number (96846528).

Almost surely, 2^677564741 is an apocalyptic number.

It is an amenable number.

677564741 is a deficient number, since it is larger than the sum of its proper divisors (97207483).

677564741 is a wasteful number, since it uses less digits than its factorization.

677564741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51571.

The product of its digits is 987840, while the sum is 47.

The square root of 677564741 is about 26030.0737801490. The cubic root of 677564741 is about 878.3149318286.

The spelling of 677564741 in words is "six hundred seventy-seven million, five hundred sixty-four thousand, seven hundred forty-one".