5680398245 has 4 divisors (see below), whose sum is σ = 6816477900. Its totient is φ = 4544318592.

The previous prime is 5680398233. The next prime is 5680398301. The reversal of 5680398245 is 5428930865.

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 2844942244 + 2835456001 = 53338^2 + 53249^2 .

It is a cyclic number.

It is not a de Polignac number, because 5680398245 - 2²² = 5676203941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5680398193 and 5680398202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568039820 + ... + 568039829.

It is an arithmetic number, because the mean of its divisors is an integer number (1704119475).

Almost surely, 2^5680398245 is an apocalyptic number.

It is an amenable number.

5680398245 is a deficient number, since it is larger than the sum of its proper divisors (1136079655).

5680398245 is a wasteful number, since it uses less digits than its factorization.

5680398245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136079654.

The product of its (nonzero) digits is 2073600, while the sum is 50.

The square root of 5680398245 is about 75368.4167606034. The cubic root of 5680398245 is about 1784.2659793533.

The spelling of 5680398245 in words is "five billion, six hundred eighty million, three hundred ninety-eight thousand, two hundred forty-five".