5221687072349 has 16 divisors (see below), whose sum is σ = 5699795006400. Its totient is φ = 4744148175360.

The previous prime is 5221687072337. The next prime is 5221687072351. The reversal of 5221687072349 is 9432707861225.

It is not a de Polignac number, because 5221687072349 - 2⁸ = 5221687072093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5221687072294 and 5221687072303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5221687072369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149820077 + ... + 149854925.

It is an arithmetic number, because the mean of its divisors is an integer number (356237187900).

It is a 1-persistent number, because it is pandigital, but 2⋅5221687072349 = 10443374144698 is not.

Almost surely, 2^{5221687072349} is an apocalyptic number.

It is an amenable number.

5221687072349 is a deficient number, since it is larger than the sum of its proper divisors (478107934051).

5221687072349 is a wasteful number, since it uses less digits than its factorization.

5221687072349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42620.

The product of its (nonzero) digits is 10160640, while the sum is 56.

The spelling of 5221687072349 in words is "five trillion, two hundred twenty-one billion, six hundred eighty-seven million, seventy-two thousand, three hundred forty-nine".