56495519 has 2 divisors, whose sum is σ = 56495520. Its totient is φ = 56495518.

The previous prime is 56495513. The next prime is 56495557. The reversal of 56495519 is 91559465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56495519 - 2¹⁶ = 56429983 is a prime.

It is a super-2 number, since 2×56495519² = 6383487334158722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56495519.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56495513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28247759 + 28247760.

It is an arithmetic number, because the mean of its divisors is an integer number (28247760).

Almost surely, 2^56495519 is an apocalyptic number.

56495519 is a deficient number, since it is larger than the sum of its proper divisors (1).

56495519 is an equidigital number, since it uses as much as digits as its factorization.

56495519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 243000, while the sum is 44.

The square root of 56495519 is about 7516.3501115901. The cubic root of 56495519 is about 383.7113693885.

The spelling of 56495519 in words is "fifty-six million, four hundred ninety-five thousand, five hundred nineteen".