5677398457 has 8 divisors (see below), whose sum is σ = 5760998600. Its totient is φ = 5594310144.

The previous prime is 5677398451. The next prime is 5677398509. The reversal of 5677398457 is 7548937765.

It can be written as a sum of positive squares in 4 ways, for example, as 524455801 + 5152942656 = 22901^2 + 71784^2 .

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 5677398457 - 2³ = 5677398449 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5677398395 and 5677398404.

It is not an unprimeable number, because it can be changed into a prime (5677398451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105582 + ... + 150007.

It is an arithmetic number, because the mean of its divisors is an integer number (720124825).

Almost surely, 2^5677398457 is an apocalyptic number.

It is an amenable number.

5677398457 is a deficient number, since it is larger than the sum of its proper divisors (83600143).

5677398457 is a wasteful number, since it uses less digits than its factorization.

5677398457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255915.

The product of its digits is 44452800, while the sum is 61.

The square root of 5677398457 is about 75348.5133031834. The cubic root of 5677398457 is about 1783.9518369338.

The spelling of 5677398457 in words is "five billion, six hundred seventy-seven million, three hundred ninety-eight thousand, four hundred fifty-seven".