5676420749 has 4 divisors (see below), whose sum is σ = 5829837564. Its totient is φ = 5523003936.

The previous prime is 5676420731. The next prime is 5676420773. The reversal of 5676420749 is 9470246765.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5335279849 + 341140900 = 73043^2 + 18470^2 .

It is a cyclic number.

It is not a de Polignac number, because 5676420749 - 2¹⁶ = 5676355213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5676420697 and 5676420706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5676420719) 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 3 ways as a sum of consecutive naturals, for example, 76708352 + ... + 76708425.

It is an arithmetic number, because the mean of its divisors is an integer number (1457459391).

Almost surely, 2^5676420749 is an apocalyptic number.

It is an amenable number.

5676420749 is a deficient number, since it is larger than the sum of its proper divisors (153416815).

5676420749 is a wasteful number, since it uses less digits than its factorization.

5676420749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153416814.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The square root of 5676420749 is about 75342.0251187875. The cubic root of 5676420749 is about 1783.8494259365.

The spelling of 5676420749 in words is "five billion, six hundred seventy-six million, four hundred twenty thousand, seven hundred forty-nine".