56574259219 has 2 divisors, whose sum is σ = 56574259220. Its totient is φ = 56574259218.

The previous prime is 56574259171. The next prime is 56574259249. The reversal of 56574259219 is 91295247565.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56574259219 - 2²¹ = 56572162067 is a prime.

It is a super-2 number, since 2×56574259219² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56574259219.

It is not a weakly prime, because it can be changed into another prime (56574259249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28287129609 + 28287129610.

It is an arithmetic number, because the mean of its divisors is an integer number (28287129610).

Almost surely, 2^56574259219 is an apocalyptic number.

56574259219 is a deficient number, since it is larger than the sum of its proper divisors (1).

56574259219 is an equidigital number, since it uses as much as digits as its factorization.

56574259219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804000, while the sum is 55.

The spelling of 56574259219 in words is "fifty-six billion, five hundred seventy-four million, two hundred fifty-nine thousand, two hundred nineteen".