5319656778241 has 32 divisors (see below), whose sum is σ = 5985252997920. Its totient is φ = 4694140416000.

The previous prime is 5319656778223. The next prime is 5319656778283. The reversal of 5319656778241 is 1428776569135.

It can be written as a sum of positive squares in 16 ways, for example, as 2363306663025 + 2956350115216 = 1537305^2 + 1719404^2 .

It is a cyclic number.

It is not a de Polignac number, because 5319656778241 - 2⁷ = 5319656778113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5319656778941) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40021191 + ... + 40153891.

It is an arithmetic number, because the mean of its divisors is an integer number (187039156185).

Almost surely, 2^{5319656778241} is an apocalyptic number.

It is an amenable number.

5319656778241 is a deficient number, since it is larger than the sum of its proper divisors (665596219679).

5319656778241 is a wasteful number, since it uses less digits than its factorization.

5319656778241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133797.

The product of its digits is 76204800, while the sum is 64.

The spelling of 5319656778241 in words is "five trillion, three hundred nineteen billion, six hundred fifty-six million, seven hundred seventy-eight thousand, two hundred forty-one".